diff --git a/.gitignore b/.gitignore
index f5f294c..7db19df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 .task/
 .local/
 .vscode/
+.bash_history
+.viminfo
+
diff --git a/azblob/accessconditions.go b/azblob/accessconditions.go
index ff35350..47fc777 100644
--- a/azblob/accessconditions.go
+++ b/azblob/accessconditions.go
@@ -3,12 +3,15 @@ package azblob
 import (
 	"errors"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/lease"
 )
 
-func storerOptionConditions(options *StorerOptions) (azStorageBlob.BlobAccessConditions, error) {
+func storerOptionConditions(options *StorerOptions) (blob.AccessConditions, error) {
 
-	var blobAccessConditions azStorageBlob.BlobAccessConditions
+	var blobAccessConditions blob.AccessConditions
 	if options.leaseID == "" && options.etagCondition == EtagNotUsed {
 		return blobAccessConditions, nil
 	}
@@ -16,20 +19,22 @@ func storerOptionConditions(options *StorerOptions) (azStorageBlob.BlobAccessCon
 		return blobAccessConditions, errors.New("etag value missing")
 	}
 
-	blobAccessConditions = azStorageBlob.BlobAccessConditions{}
+	blobAccessConditions = blob.AccessConditions{}
 	if options.leaseID != "" {
-		blobAccessConditions.LeaseAccessConditions = &azStorageBlob.LeaseAccessConditions{
+		blobAccessConditions.LeaseAccessConditions = &lease.AccessConditions{
 			LeaseID: &options.leaseID,
 		}
 	}
 
-	blobAccessConditions.ModifiedAccessConditions = &azStorageBlob.ModifiedAccessConditions{}
+	blobAccessConditions.ModifiedAccessConditions = &blob.ModifiedAccessConditions{}
 
 	switch options.etagCondition {
 	case ETagMatch:
-		blobAccessConditions.ModifiedAccessConditions.IfMatch = &options.etag
+		t := azcore.ETag(options.etag)
+		blobAccessConditions.ModifiedAccessConditions.IfMatch = &t
 	case ETagNoneMatch:
-		blobAccessConditions.ModifiedAccessConditions.IfNoneMatch = &options.etag
+		t := azcore.ETag(options.etag)
+		blobAccessConditions.ModifiedAccessConditions.IfNoneMatch = &t
 	case TagsWhere:
 		blobAccessConditions.ModifiedAccessConditions.IfTags = &options.etag
 	default:
diff --git a/azblob/delete.go b/azblob/delete.go
index 23d76b9..5639385 100644
--- a/azblob/delete.go
+++ b/azblob/delete.go
@@ -4,7 +4,9 @@ import (
 	"context"
 	"errors"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	msazblob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blockblob"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
@@ -15,16 +17,12 @@ func (azp *Storer) Delete(
 ) error {
 	logger.Sugar.Debugf("Delete blob %s", identity)
 
-	blockBlobClient, err := azp.containerClient.NewBlockBlobClient(identity)
-	if err != nil {
-		logger.Sugar.Infof("Cannot get block blob client blob: %v", err)
-		return ErrorFromError(err)
-	}
+	blockBlobClient := azp.containerClient.NewBlockBlobClient(identity)
 
-	_, err = blockBlobClient.Delete(ctx, nil)
-	var terr *msazblob.StorageError
+	_, err := blockBlobClient.Delete(ctx, nil)
+	var terr *azcore.ResponseError
 	if errors.As(err, &terr) {
-		resp := terr.Response()
+		resp := terr.RawResponse
 		if resp.Body != nil {
 			defer resp.Body.Close()
 		}
diff --git a/azblob/download.go b/azblob/download.go
index 5e814cc..516b069 100644
--- a/azblob/download.go
+++ b/azblob/download.go
@@ -9,6 +9,7 @@ import (
 	"net/http"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
 
 	"github.com/datatrails/go-datatrails-common/logger"
 )
@@ -31,11 +32,7 @@ func (azp *Storer) getTags(
 	var err error
 	logger.Sugar.Debugf("getTags BlockBlob URL %s", identity)
 
-	blobClient, err := azp.containerClient.NewBlobClient(identity)
-	if err != nil {
-		logger.Sugar.Debugf("getTags BlockBlob Client %s error: %v", identity, err)
-		return nil, ErrorFromError(err)
-	}
+	blobClient := azp.containerClient.NewBlobClient(identity)
 
 	resp, err := blobClient.GetTags(ctx, nil)
 	if err != nil {
@@ -55,13 +52,11 @@ func (azp *Storer) getTags(
 func (azp *Storer) getMetadata(
 	ctx context.Context,
 	identity string,
-) (map[string]string, error) {
+) (map[string]*string, error) {
 	logger.Sugar.Debugf("getMetadata BlockBlob URL %s", identity)
 
-	blobClient, err := azp.containerClient.NewBlobClient(identity)
-	if err != nil {
-		return nil, ErrorFromError(err)
-	}
+	blobClient := azp.containerClient.NewBlobClient(identity)
+
 	ctx, cancel := context.WithCancel(ctx)
 	defer cancel()
 	resp, err := blobClient.GetProperties(ctx, nil)
@@ -143,16 +138,14 @@ func (azp *Storer) Reader(
 	}
 
 	logger.Sugar.Debugf("Creating New io.Reader")
-	resp.BlobClient, err = azp.containerClient.NewBlobClient(identity)
-	if err != nil {
-		return nil, ErrorFromError(err)
-	}
-	countToEnd := int64(azStorageBlob.CountToEnd)
-	get, err := resp.BlobClient.Download(
+	resp.BlobClient = azp.containerClient.NewBlobClient(identity)
+	get, err := resp.BlobClient.DownloadStream(
 		ctx,
-		&azStorageBlob.BlobDownloadOptions{
-			BlobAccessConditions: &blobAccessConditions,
-			Count:                &countToEnd,
+		&blob.DownloadStreamOptions{
+			AccessConditions: &blobAccessConditions,
+			Range: blob.HTTPRange{
+				Count: int64(blob.CountToEnd),
+			},
 		},
 	)
 
@@ -173,10 +166,7 @@ func (azp *Storer) Reader(
 		if options.getMetadata == BothMetadataAndBlob {
 			_ = readerResponseMetadata(resp, resp.Metadata) // the parse error is benign
 		}
-	}
-
-	if get.RawResponse != nil {
-		resp.Reader = get.Body(nil)
+		resp.Reader = get.Body
 	}
 	return resp, err
 }
diff --git a/azblob/error.go b/azblob/error.go
index ace762f..761f75d 100644
--- a/azblob/error.go
+++ b/azblob/error.go
@@ -6,7 +6,10 @@ import (
 	"errors"
 	"net/http"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/bloberror"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
@@ -43,9 +46,9 @@ func (e *Error) Unwrap() error {
 // StatusCode returns status code for failing request or 500 if code is not available on the error
 func (e *Error) StatusCode() int {
 
-	var terr *azStorageBlob.StorageError
+	var terr *azcore.ResponseError
 	if errors.As(e.err, &terr) {
-		resp := terr.Response()
+		resp := terr.RawResponse
 		if resp.Body != nil {
 			defer resp.Body.Close()
 		}
@@ -62,7 +65,7 @@ func (e *Error) StatusCode() int {
 
 // StorageErrorCode returns the underlying azure storage ErrorCode string eg "BlobNotFound"
 func (e *Error) StorageErrorCode() string {
-	var terr *azStorageBlob.StorageError
+	var terr *azcore.ResponseError
 	if errors.As(e.err, &terr) {
 		if terr.ErrorCode != "" {
 			return string(terr.ErrorCode)
@@ -74,5 +77,5 @@ func (e *Error) StorageErrorCode() string {
 // IsConditionNotMet returns true if the err is the storage code indicating that
 // a If- header predicate (eg ETag) was not met
 func (e *Error) IsConditionNotMet() bool {
-	return e.StorageErrorCode() == string(azStorageBlob.StorageErrorCodeConditionNotMet)
+	return bloberror.HasCode(e, bloberror.ConditionNotMet)
 }
diff --git a/azblob/lease.go b/azblob/lease.go
index af3507f..d635e40 100644
--- a/azblob/lease.go
+++ b/azblob/lease.go
@@ -9,7 +9,10 @@ import (
 	"net/http"
 	"time"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore/to"
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/lease"
 
 	"github.com/datatrails/go-datatrails-common/logger"
 )
@@ -83,25 +86,24 @@ func (azp *Storer) AcquireLeaseRenewable(
 func (azp *Storer) acquireLease(
 	ctx context.Context, objectname string, leaseTimeout int32,
 ) (
-	*azStorageBlob.BlobAcquireLeaseResponse, *azStorageBlob.BlobLeaseClient, error,
+	*lease.ContainerAcquireResponse, *lease.ContainerClient, error,
 ) {
 	logger.Sugar.Debugf("acquireLease: %v", objectname)
 
-	blockBlobClient, err := azp.containerClient.NewBlockBlobClient(objectname)
+	leaseBlobClient, err := lease.NewContainerClient(
+		azp.containerClient,
+		&lease.ContainerClientOptions{
+			LeaseID: to.Ptr(objectname),
+		},
+	)
 	if err != nil {
 		logger.Sugar.Infof("cannot create block blob client %s: %v", objectname, err)
 		return nil, nil, err
 	}
-	leaseBlobClient, err := blockBlobClient.NewBlobLeaseClient(nil)
-	if err != nil {
-		logger.Sugar.Infof("cannot create lease Blob %s: %v", objectname, err)
-		return nil, nil, err
-	}
 	lease, err := leaseBlobClient.AcquireLease(
 		ctx,
-		&azStorageBlob.BlobAcquireLeaseOptions{
-			Duration: &leaseTimeout,
-		},
+		leaseTimeout,
+		nil,
 	)
 
 	return &lease, leaseBlobClient, err
@@ -120,12 +122,12 @@ func (azp *Storer) ReleaseLeaseDeferable(ctx context.Context, objectname string,
 func (azp *Storer) ReleaseLease(ctx context.Context, objectname string, leaseID string,
 ) error {
 	logger.Sugar.Debugf("ReleaseLease: %v", objectname)
-	blockBlobClient, err := azp.containerClient.NewBlockBlobClient(objectname)
-	if err != nil {
-		logger.Sugar.Infof("cannot create block Blob client %s: %v", objectname, err)
-		return err
-	}
-	leaseBlobClient, err := blockBlobClient.NewBlobLeaseClient(&leaseID)
+	leaseBlobClient, err := lease.NewContainerClient(
+		azp.containerClient,
+		&lease.ContainerClientOptions{
+			LeaseID: to.Ptr(objectname),
+		},
+	)
 	if err != nil {
 		logger.Sugar.Infof("cannot create lease Blob %s: %v", objectname, err)
 		return err
diff --git a/azblob/list.go b/azblob/list.go
index 2107836..c5194ab 100644
--- a/azblob/list.go
+++ b/azblob/list.go
@@ -6,6 +6,9 @@ import (
 	"context"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/container"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/service"
 
 	"github.com/datatrails/go-datatrails-common/logger"
 )
@@ -27,23 +30,22 @@ func (azp *Storer) Count(ctx context.Context, tagsFilter string) (int64, error)
 //
 // tagsFilter example: "dog='germanshepherd' and penguin='emperorpenguin'"
 // Returns all blobs with the specific tag filter
-func (azp *Storer) FilteredList(ctx context.Context, tagsFilter string) ([]*azStorageBlob.FilterBlobItem, error) {
+func (azp *Storer) FilteredList(ctx context.Context, tagsFilter string) ([]*service.FilterBlobItem, error) {
 	logger.Sugar.Debugf("FilteredList")
 
-	var filteredBlobs []*azStorageBlob.FilterBlobItem
+	var filteredBlobs []*service.FilterBlobItem
 	var err error
 
-	result, err := azp.serviceClient.FindBlobsByTags(
+	result, err := azp.serviceClient.FilterBlobs(
 		ctx,
-		&azStorageBlob.ServiceFilterBlobsOptions{
-			Where: &tagsFilter,
-		},
+		tagsFilter,
+		nil,
 	)
 	if err != nil {
-		return filteredBlobs, err
+		return nil, err
 	}
 
-	filteredBlobs = result.Blobs
+	filteredBlobs = result.FilterBlobSegment.Blobs
 
 	return filteredBlobs, err
 }
@@ -52,11 +54,7 @@ type ListerResponse struct {
 	Marker ListMarker // nil if no more pages
 	Prefix string
 
-	// Standard request status things
-	StatusCode int // For If- header fails, err can be nil and code can be 304
-	Status     string
-
-	Items []*azStorageBlob.BlobItemInternal
+	Items []*container.BlobItem
 }
 
 func (azp *Storer) List(ctx context.Context, opts ...Option) (*ListerResponse, error) {
@@ -65,38 +63,45 @@ func (azp *Storer) List(ctx context.Context, opts ...Option) (*ListerResponse, e
 	for _, opt := range opts {
 		opt(options)
 	}
-	o := azStorageBlob.ContainerListBlobsFlatOptions{
+	o := azStorageBlob.ListBlobsFlatOptions{
 		Marker: options.listMarker,
+		Include: container.ListBlobsInclude{
+			Metadata: options.listIncludeMetadata,
+			Tags:     options.listIncludeTags,
+		},
 	}
 	if options.listPrefix != "" {
 		o.Prefix = &options.listPrefix
 	}
-	if options.listIncludeTags {
-		o.Include = append(o.Include, azStorageBlob.ListBlobsIncludeItemTags)
-	}
-	if options.listIncludeMetadata {
-		o.Include = append(o.Include, azStorageBlob.ListBlobsIncludeItemMetadata)
-	}
 
 	// TODO: v1.21 feature which would be great
 	// if options.listDelim != "" {
 	// }
-	r := &ListerResponse{}
-	pager := azp.containerClient.ListBlobsFlat(&o)
-	if !pager.NextPage(ctx) {
-		return r, nil
-	}
-	resp := pager.PageResponse()
-	r.Status = resp.RawResponse.Status
-	r.StatusCode = resp.RawResponse.StatusCode
+	r := &ListerResponse{Items: []*container.BlobItem{}}
 
+	// blob listings are returned across multiple pages
+	pager := azp.containerClient.NewListBlobsFlatPager(&o)
+	resp, err := pager.NextPage(ctx)
+	if err != nil {
+		return nil, err
+	}
 	if resp.Prefix != nil {
 		r.Prefix = *resp.Prefix
 	}
-
-	// Note: we pass on the azure type otherwise we would be copying for no good
-	// reason. let the caller decided how to deal with that
-	r.Items = resp.Segment.BlobItems
-
+	r.Items = append(r.Items, resp.Segment.BlobItems...)
+	// continue fetching pages until no more remain
+	for pager.More() {
+		// advance to the next page
+		resp, err := pager.NextPage(ctx)
+		if err != nil {
+			return nil, err
+		}
+		if resp.Prefix != nil {
+			r.Prefix = *resp.Prefix
+		}
+		// Note: we pass on the azure type otherwise we would be copying for no good
+		// reason. let the caller decided how to deal with that
+		r.Items = append(r.Items, resp.Segment.BlobItems...)
+	}
 	return r, nil
 }
diff --git a/azblob/options.go b/azblob/options.go
index 012d5cb..6cd1ec6 100644
--- a/azblob/options.go
+++ b/azblob/options.go
@@ -34,7 +34,7 @@ func (g GetMetadata) String() string {
 // StorerOptions - optional args for specifying optional behaviour
 type StorerOptions struct {
 	leaseID        string
-	metadata       map[string]string
+	metadata       map[string]*string
 	tags           map[string]string
 	getMetadata    GetMetadata
 	getTags        bool
@@ -150,7 +150,7 @@ func WithLeaseID(leaseID string) Option {
 }
 
 // WithMetadata specifies metadata to add - Write() only
-func WithMetadata(metadata map[string]string) Option {
+func WithMetadata(metadata map[string]*string) Option {
 	return func(a *StorerOptions) {
 		a.metadata = metadata
 	}
diff --git a/azblob/put.go b/azblob/put.go
index 4a9483d..115914d 100644
--- a/azblob/put.go
+++ b/azblob/put.go
@@ -6,6 +6,7 @@ import (
 	"io"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blockblob"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
@@ -54,24 +55,20 @@ func (azp *Storer) putBlob(
 		return nil, err
 	}
 
-	blockBlobClient, err := azp.containerClient.NewBlockBlobClient(identity)
-	if err != nil {
-		logger.Sugar.Infof("Cannot get block blob client blob: %v", err)
-		return nil, ErrorFromError(err)
-	}
+	blockBlobClient := azp.containerClient.NewBlockBlobClient(identity)
 
 	r, err := blockBlobClient.Upload(
 		ctx,
 		body,
-		&azStorageBlob.BlockBlobUploadOptions{
-			BlobAccessConditions: &blobAccessConditions,
-			Metadata:             options.metadata,
-			TagsMap:              options.tags,
+		&blockblob.UploadOptions{
+			AccessConditions: &blobAccessConditions,
+			Metadata:         options.metadata,
+			Tags:             options.tags,
 		},
 	)
 	if err != nil {
 		logger.Sugar.Infof("Cannot upload blob: %v", err)
 		return nil, ErrorFromError(err)
 	}
-	return uploadWriteResponse(r), nil
+	return uploadUploadResponse(r), nil
 }
diff --git a/azblob/reader.go b/azblob/reader.go
index 316f94f..c67f035 100644
--- a/azblob/reader.go
+++ b/azblob/reader.go
@@ -6,6 +6,7 @@ import (
 	"fmt"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/service"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
@@ -59,7 +60,7 @@ func NewReaderNoAuth(accountName string, url string, container string) (Reader,
 		url,
 		container,
 	)
-	azp.serviceClient, err = azStorageBlob.NewServiceClientWithNoCredential(
+	azp.serviceClient, err = service.NewClientWithNoCredential(
 		url,
 		nil,
 	)
@@ -67,11 +68,7 @@ func NewReaderNoAuth(accountName string, url string, container string) (Reader,
 		logger.Sugar.Infof("unable to create serviceclient %s: %v", azp.containerURL, err)
 		return nil, err
 	}
-	azp.containerClient, err = azp.serviceClient.NewContainerClient(container)
-	if err != nil {
-		logger.Sugar.Infof("unable to create containerclient %s: %v", container, err)
-		return nil, err
-	}
+	azp.containerClient = azp.serviceClient.NewContainerClient(container)
 
 	return azp, nil
 }
diff --git a/azblob/readresponse.go b/azblob/readresponse.go
index e95da6d..c0902e0 100644
--- a/azblob/readresponse.go
+++ b/azblob/readresponse.go
@@ -7,7 +7,11 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/bloberror"
+
 	"github.com/datatrails/go-datatrails-common/logger"
 	"github.com/datatrails/go-datatrails-common/scannedstatus"
 )
@@ -24,29 +28,30 @@ type ReaderResponse struct {
 	ScannedBadReason  string
 	ScannedTimestamp  string
 
-	BlobClient *azStorageBlob.BlobClient
+	Status     string
+	StatusCode int
+
+	BlobClient *blob.Client
 
 	// The following are copied as appropriate from the azure sdk response.
 	// See also WriterResponse
 	ETag         *string
 	LastModified *time.Time
-	Metadata     map[string]string // x-ms-meta header
-	StatusCode   int               // For If- header fails, err can be nil and code can be 304
-	Status       string
-	XMsErrorCode string // will be "ConditioNotMet" for If- header predicate fails, even when err is nil
+	Metadata     map[string]*string // x-ms-meta header
+	XMsErrorCode string             // will be "ConditioNotMet" for If- header predicate fails, even when err is nil
 }
 
 func (r *ReaderResponse) ConditionNotMet() bool {
-	return r.XMsErrorCode == string(azStorageBlob.StorageErrorCodeConditionNotMet)
+	return r.XMsErrorCode == string(bloberror.ConditionNotMet)
 }
 
 // Ok returns true if the http status was 200 or 201
 // This method is provided for use in combination with specific headers like
 // If-Match and ETags conditions.  In thos circumstances we often get err=nil
 // but no content.
-func (r *ReaderResponse) Ok() bool {
-	return r.StatusCode == 200 || r.StatusCode == 201
-}
+//func (r *ReaderResponse) Ok() bool {
+//	return r.StatusCode == 200 || r.StatusCode == 201
+//}
 
 const (
 	xMsErrorCodeHeader = "X-Ms-Error-Code"
@@ -55,21 +60,19 @@ const (
 // normaliseReaderResponseErr propagates appropriate err details to the response
 // this makes it easier to do consistent checking of responses when using ETags
 // and other conditional header features.
-//
-// Does nothing unless err can be handled As(azure-sdk.StorageError)
 func normaliseReaderResponseErr(err error, rr *ReaderResponse) {
 	if err == nil {
 		return
 	}
 
-	var terr *azStorageBlob.StorageError
+	var terr *azcore.ResponseError
 	if !errors.As(err, &terr) {
 		return
 	}
 	if terr.ErrorCode != "" {
 		rr.XMsErrorCode = string(terr.ErrorCode)
 		switch terr.ErrorCode {
-		case azStorageBlob.StorageErrorCodeConditionNotMet:
+		case string(bloberror.ConditionNotMet):
 			rr.Status = "304 " + string(terr.ErrorCode)
 			rr.StatusCode = 304
 		default:
@@ -77,49 +80,49 @@ func normaliseReaderResponseErr(err error, rr *ReaderResponse) {
 	}
 }
 
-// downloadReaderResponse copies accross the azure sdk response values that are
+// downloadReaderResponse copies across the azure sdk response values that are
 // meaningful to our supported api
-func downloadReaderResponse(r azStorageBlob.BlobDownloadResponse, rr *ReaderResponse) error {
-	rr.Status = r.RawResponse.Status
-	rr.StatusCode = r.RawResponse.StatusCode
+func downloadReaderResponse(r blob.DownloadStreamResponse, rr *ReaderResponse) error {
+
+	var err error
 
 	rr.LastModified = r.LastModified
-	rr.ETag = r.ETag
+	//rr.ETag = r.ETag
 	rr.Metadata = r.Metadata
 
-	value, ok := r.RawResponse.Header[xMsErrorCodeHeader]
-	if ok && len(value) > 0 {
-		rr.XMsErrorCode = value[0]
-	}
-
-	s, ok := r.RawResponse.Header["Content-Length"]
-	if !ok {
-		return nil
-	}
-	if len(s) == 0 {
-		rr.ContentLength = 0
-		return nil
-	}
-
-	var err error
-	rr.ContentLength, err = strconv.ParseInt(s[0], 10, 64)
+	//value, ok := r.RawResponse.Header[xMsErrorCodeHeader]
+	//if ok && len(value) > 0 {
+	//	rr.XMsErrorCode = value[0]
+	//}
+
+	//s, ok := r.RawResponse.Header["Content-Length"]
+	//if !ok {
+	//	return nil
+	//}
+	//if len(s) == 0 {
+	//	rr.ContentLength = 0
+	//	return nil
+	//}
+
+	//var err error
+	//rr.ContentLength, err = strconv.ParseInt(s[0], 10, 64)
 	return err
 }
 
 // readerResponseMetadata processes and conditions values from the metadata we have specific support for.
-func readerResponseMetadata(resp *ReaderResponse, metaData map[string]string) error {
-	size, parseErr := strconv.ParseInt(metaData[textproto.CanonicalMIMEHeaderKey(SizeKey)], 10, 64)
+func readerResponseMetadata(resp *ReaderResponse, metaData map[string]*string) error {
+	size, parseErr := strconv.ParseInt(*metaData[textproto.CanonicalMIMEHeaderKey(SizeKey)], 10, 64)
 	if parseErr != nil {
 		logger.Sugar.Infof("cannot get size value: %v", parseErr)
 		return parseErr
 	}
 	resp.Size = size
-	resp.HashValue = metaData[textproto.CanonicalMIMEHeaderKey(HashKey)]
-	resp.MimeType = metaData[textproto.CanonicalMIMEHeaderKey(MimeKey)]
-	resp.TimestampAccepted = metaData[textproto.CanonicalMIMEHeaderKey(TimeKey)]
-	resp.ScannedStatus = scannedstatus.FromString(metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.Key)]).String()
-	resp.ScannedBadReason = metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.BadReason)]
-	resp.ScannedTimestamp = metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.Timestamp)]
+	resp.HashValue = *metaData[textproto.CanonicalMIMEHeaderKey(HashKey)]
+	resp.MimeType = *metaData[textproto.CanonicalMIMEHeaderKey(MimeKey)]
+	resp.TimestampAccepted = *metaData[textproto.CanonicalMIMEHeaderKey(TimeKey)]
+	resp.ScannedStatus = scannedstatus.FromString(*metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.Key)]).String()
+	resp.ScannedBadReason = *metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.BadReason)]
+	resp.ScannedTimestamp = *metaData[textproto.CanonicalMIMEHeaderKey(scannedstatus.Timestamp)]
 	// Note: it is fine if these are the same instances
 	resp.Metadata = metaData
 	return nil
diff --git a/azblob/storer.go b/azblob/storer.go
index 51822fd..c2ea63a 100644
--- a/azblob/storer.go
+++ b/azblob/storer.go
@@ -7,12 +7,14 @@ import (
 	"fmt"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/container"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/service"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
 // so we dont have to import azure blob package anywhere else
-type ContainerClient = azStorageBlob.ContainerClient
-type ServiceClient = azStorageBlob.ServiceClient
+type ContainerClient = container.Client
+type ServiceClient = service.Client
 type SharedKeyCredential = azStorageBlob.SharedKeyCredential
 
 // Storer implements usage of Reader/Writer backed by azblob
diff --git a/azblob/storerazurite.go b/azblob/storerazurite.go
index 920a0bd..7f44fe7 100644
--- a/azblob/storerazurite.go
+++ b/azblob/storerazurite.go
@@ -6,6 +6,8 @@ import (
 	"os"
 
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/container"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/service"
 	"github.com/datatrails/go-datatrails-common/logger"
 )
 
@@ -47,12 +49,12 @@ func NewDevConfigFromEnv() DevConfig {
 }
 
 // GetContainerClient returns the underlying container client
-func (s *Storer) GetContainerClient() *azStorageBlob.ContainerClient {
+func (s *Storer) GetContainerClient() *container.Client {
 	return s.containerClient
 }
 
 // GetServiceClient returns the underlying service client
-func (s *Storer) GetServiceClient() *azStorageBlob.ServiceClient {
+func (s *Storer) GetServiceClient() *service.Client {
 	return s.serviceClient
 }
 
diff --git a/azblob/upload.go b/azblob/upload.go
index de89dad..be654d3 100644
--- a/azblob/upload.go
+++ b/azblob/upload.go
@@ -182,7 +182,7 @@ func (azp *Storer) writeStream(
 		return nil, ErrorFromError(err)
 
 	}
-	return uploadStreamWriteResponse(r), nil
+	return uploadWriteResponse(r), nil
 }
 
 func (azp *Storer) streamReader(
diff --git a/azblob/writeresponse.go b/azblob/writeresponse.go
index 03f0338..e097c3f 100644
--- a/azblob/writeresponse.go
+++ b/azblob/writeresponse.go
@@ -4,7 +4,9 @@ import (
 	"errors"
 	"time"
 
+	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	azStorageBlob "github.com/Azure/azure-sdk-for-go/sdk/storage/azblob"
+	"github.com/Azure/azure-sdk-for-go/sdk/storage/azblob/blockblob"
 )
 
 type WriteResponse struct {
@@ -35,7 +37,7 @@ func normaliseWriteResponseErr(err error, wr *WriteResponse) {
 		return
 	}
 
-	var terr *azStorageBlob.StorageError
+	var terr *azcore.ResponseError
 	if !errors.As(err, &terr) {
 		return
 	}
@@ -50,12 +52,13 @@ func normaliseWriteResponseErr(err error, wr *WriteResponse) {
 	}
 }
 
-func uploadStreamWriteResponse(r azStorageBlob.BlockBlobCommitBlockListResponse) *WriteResponse {
+func uploadWriteResponse(r blockblob.CommitBlockListResponse) *WriteResponse {
 	w := WriteResponse{
 		ETag: r.ETag,
 	}
 	w.Status = r.RawResponse.Status
 	w.StatusCode = r.RawResponse.StatusCode
+	w.LastModified = r.LastModified
 	value, ok := r.RawResponse.Header[xMsErrorCodeHeader]
 	if ok && len(value) > 0 {
 		w.XMsErrorCode = value[0]
@@ -64,7 +67,7 @@ func uploadStreamWriteResponse(r azStorageBlob.BlockBlobCommitBlockListResponse)
 	return &w
 }
 
-func uploadWriteResponse(r azStorageBlob.BlockBlobUploadResponse) *WriteResponse {
+func uploadUploadResponse(r blockblob.UploadResponse) *WriteResponse {
 	w := WriteResponse{
 		ETag: r.ETag,
 	}
diff --git a/go.mod b/go.mod
index 83cd1a4..4f5345a 100644
--- a/go.mod
+++ b/go.mod
@@ -15,9 +15,9 @@ replace (
 
 require (
 	github.com/Azure/azure-sdk-for-go v68.0.0+incompatible
-	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.7.1
+	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.9.1
 	github.com/Azure/azure-sdk-for-go/sdk/messaging/azservicebus v1.4.0
-	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.4.1
+	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.1
 	github.com/Azure/go-autorest/autorest v0.11.29
 	github.com/Azure/go-autorest/autorest/azure/auth v0.5.12
 	github.com/KimMachineGun/automemlimit v0.2.6
@@ -67,7 +67,7 @@ require (
 )
 
 require (
-	github.com/Azure/azure-sdk-for-go/sdk/internal v1.3.0 // indirect
+	github.com/Azure/azure-sdk-for-go/sdk/internal v1.5.1 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
 	github.com/Azure/go-autorest/autorest/adal v0.9.22 // indirect
 	github.com/Azure/go-autorest/autorest/azure/cli v0.4.5 // indirect
@@ -95,9 +95,9 @@ require (
 	github.com/sirupsen/logrus v1.8.1 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect
 	go.uber.org/multierr v1.10.0 // indirect
-	golang.org/x/crypto v0.17.0 // indirect
-	golang.org/x/net v0.17.0 // indirect
-	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/crypto v0.18.0 // indirect
+	golang.org/x/net v0.20.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20230822172742-b8732ec3820d // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
diff --git a/go.sum b/go.sum
index 02b78f9..df50755 100644
--- a/go.sum
+++ b/go.sum
@@ -21,16 +21,18 @@ dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7
 github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
 github.com/Azure/azure-sdk-for-go v68.0.0+incompatible h1:fcYLmCpyNYRnvJbPerq7U0hS+6+I79yEDJBqVNcqUzU=
 github.com/Azure/azure-sdk-for-go v68.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
-github.com/Azure/azure-sdk-for-go/sdk/azcore v1.7.1 h1:/iHxaJhsFr0+xVFfbMr5vxz848jyiWuIEDhYq3y5odY=
-github.com/Azure/azure-sdk-for-go/sdk/azcore v1.7.1/go.mod h1:bjGvMhVMb+EEm3VRNQawDMUyMMjo+S5ewNjflkep/0Q=
-github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.0.0 h1:Yoicul8bnVdQrhDMTHxdEckRGX01XvwXDHUT9zYZ3k0=
-github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.0.0/go.mod h1:+6sju8gk8FRmSajX3Oz4G5Gm7P+mbqE9FVaXXFYTkCM=
-github.com/Azure/azure-sdk-for-go/sdk/internal v1.3.0 h1:sXr+ck84g/ZlZUOZiNELInmMgOsuGwdjjVkEIde0OtY=
-github.com/Azure/azure-sdk-for-go/sdk/internal v1.3.0/go.mod h1:okt5dMMTOFjX/aovMlrjvvXoPMBVSPzk9185BT0+eZM=
+github.com/Azure/azure-sdk-for-go/sdk/azcore v1.9.1 h1:lGlwhPtrX6EVml1hO0ivjkUxsSyl4dsiw9qcA1k/3IQ=
+github.com/Azure/azure-sdk-for-go/sdk/azcore v1.9.1/go.mod h1:RKUqNu35KJYcVG/fqTRqmuXJZYNhYkBrnC/hX7yGbTA=
+github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.1.0 h1:QkAcEIAKbNL4KoFr4SathZPhDhF4mVwpBMFlYjyAqy8=
+github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.1.0/go.mod h1:bhXu1AjYL+wutSL/kpSq6s7733q2Rb0yuot9Zgfqa/0=
+github.com/Azure/azure-sdk-for-go/sdk/internal v1.5.1 h1:6oNBlSdi1QqM1PNW7FPA6xOGA5UNsXnkaYZz9vdPGhA=
+github.com/Azure/azure-sdk-for-go/sdk/internal v1.5.1/go.mod h1:s4kgfzA0covAXNicZHDMN58jExvcng2mC/DepXiF1EI=
 github.com/Azure/azure-sdk-for-go/sdk/messaging/azservicebus v1.4.0 h1:MxbPJrYY81a8xnMml4qICSq1z2WusPw3jSfdIMupnYM=
 github.com/Azure/azure-sdk-for-go/sdk/messaging/azservicebus v1.4.0/go.mod h1:pXDkeh10bAqElvd+S5Ppncj+DCKvJGXNa8rRT2R7rIw=
-github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.4.1 h1:QSdcrd/UFJv6Bp/CfoVf2SrENpFn9P6Yh8yb+xNhYMM=
-github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.4.1/go.mod h1:eZ4g6GUvXiGulfIbbhh1Xr4XwUYaYaWMqzGD/284wCA=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.5.0 h1:fe+kSd9btgTTeHeUlMTyEsjoe6L/zd+Q61iWEMPwHmc=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.5.0/go.mod h1:T7nxmZ9i42Dqy7kwnn8AZYNjqxd4TloKXdIbhosHSqo=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.1 h1:AMf7YbZOZIW5b66cXNHMWWT/zkjhz5+a+k/3x40EO7E=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.2.1/go.mod h1:uwfk06ZBcvL/g4VHNjurPfVln9NMbsk2XIZxJ+hu81k=
 github.com/Azure/azure-storage-blob-go v0.7.0/go.mod h1:f9YQKtsG1nMisotuTPpO0tjNuEjKRYAcJU8/ydDI++4=
 github.com/Azure/go-amqp v1.0.0 h1:QfCugi1M+4F2JDTRgVnRw7PYXLXZ9hmqk3+9+oJh3OA=
 github.com/Azure/go-amqp v1.0.0/go.mod h1:+bg0x3ce5+Q3ahCEXnCsGG3ETpDQe3MEVnOuT2ywPwc=
@@ -60,8 +62,8 @@ github.com/Azure/go-autorest/logger v0.2.1 h1:IG7i4p/mDa2Ce4TRyAO8IHnVhAVF3RFU+Z
 github.com/Azure/go-autorest/logger v0.2.1/go.mod h1:T9E3cAhj2VqvPOtCYAvby9aBXkZmbF5NWuPV8+WeEW8=
 github.com/Azure/go-autorest/tracing v0.6.0 h1:TYi4+3m5t6K48TGI9AUdb+IzbnSxvnvUMfuitfgcfuo=
 github.com/Azure/go-autorest/tracing v0.6.0/go.mod h1:+vhtPC754Xsa23ID7GlGsrdKBpUA79WCAKPPZVC2DeU=
-github.com/AzureAD/microsoft-authentication-library-for-go v0.4.0 h1:WVsrXCnHlDDX8ls+tootqRE87/hL9S/g4ewig9RsD/c=
-github.com/AzureAD/microsoft-authentication-library-for-go v0.4.0/go.mod h1:Vt9sXTKwMyGcOxSmLDMnGPgqsUg7m8pe215qMLrDXw4=
+github.com/AzureAD/microsoft-authentication-library-for-go v0.5.1 h1:BWe8a+f/t+7KY7zH2mqygeUD0t8hNFXe08p1Pb3/jKE=
+github.com/AzureAD/microsoft-authentication-library-for-go v0.5.1/go.mod h1:Vt9sXTKwMyGcOxSmLDMnGPgqsUg7m8pe215qMLrDXw4=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/ConsenSys/quorum v0.0.0-20221208112643-d318a5aa973a h1:bF/fgAYS+vqY1hJuk+C0vfn4G0c0aDd/axZBWslxrpM=
@@ -160,8 +162,8 @@ github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8
 github.com/dimchansky/utfbom v1.1.1 h1:vV6w1AhK4VMnhBno/TPVCoK9U/LP0PkLCS9tbxHdi/U=
 github.com/dimchansky/utfbom v1.1.1/go.mod h1:SxdoEBH5qIqFocHMyGOXVAybYJdr71b1Q/j0mACtrfE=
 github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
-github.com/dnaeon/go-vcr v1.1.0 h1:ReYa/UBrRyQdant9B4fNHGoCNKw6qh6P0fsdGmZpR7c=
-github.com/dnaeon/go-vcr v1.1.0/go.mod h1:M7tiix8f0r6mKKJ3Yq/kqU1OYf3MnfmBWVbPx/yU9ko=
+github.com/dnaeon/go-vcr v1.2.0 h1:zHCHvJYTMh1N7xnV7zf1m1GPBF9Ad0Jk/whtQ1663qI=
+github.com/dnaeon/go-vcr v1.2.0/go.mod h1:R4UdLID7HZT3taECzJs4YgbbH6PIGXB6W/sc5OLb6RQ=
 github.com/docker/docker v20.10.12+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw=
 github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
@@ -576,6 +578,8 @@ golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
 golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
 golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
+golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc=
+golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
 golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -638,8 +642,10 @@ golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
-golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
-golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
+golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
+golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.20.0 h1:aCL9BSgETF1k+blQaYUBx9hJ9LOGP3gAVemcZlf1Kpo=
+golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -709,6 +715,8 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
 golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
+golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=