Refine index page

Author: dpiparo

Diff for: index.html

@@ -13,11 +13,11 @@
       url: /install
 feature_row:
   - title: '<img src="assets/images/histoIcon.svg" alt="*.*" width="65" height="65">'
-    excerpt: "ROOT enables <i>statistically sound</i> scientific analyses and visualization of large amounts of data: today, more than 1 exabyte (1,000,000,000 gigabyte) are stored in ROOT files. [The Higgs was found with ROOT!](gallery#higgs-plots)"
+    excerpt: "Enables processing and scientific analysis of large amounts of data: today, more than 2 exabytes are stored in ROOT files. [The Higgs was discovered with ROOT!](gallery#higgs-plots)"
   - title: '<img src="assets/images/code.svg" alt="*.*" width="65" height="65">'
-    excerpt: "ROOT is [open source](about/license), which means that you can use it freely and [modify it](install/build_from_source). It adopts an open development process, inviting [its users to contribute to it](contribute)."
+    excerpt: "[Open source](about/license), which means that you can use it freely and [modify it](install/build_from_source). It adopts an open development process, inviting [its users to contribute to it](contribute)."
   - title: '$ _'
-    excerpt: "ROOT comes with a [C++ interpreter](primer#learn-c-at-the-root-prompt), ideal for <i>fast prototyping</i>. ROOT also offers a Python interface to all its components with [dynamic bindings](manual/python/). [Jupyter notebooks are supported too](https://nbviewer.jupyter.org/url/root.cern/doc/master/notebooks/rf301_composition.C.nbconvert.ipynb)."
+    excerpt: "Delivered with a [C++ interpreter](primer#learn-c-at-the-root-prompt), ideal for <i>fast prototyping</i>. ROOT also offers a Python interface to all its components with [dynamic bindings](manual/python/). [Jupyter notebooks are supported too](https://nbviewer.jupyter.org/url/root.cern/doc/master/notebooks/rf301_composition.C.nbconvert.ipynb)."
 ---