--- a/cc0a1d76-d0c3-4282-b548-21786d5cc8aa/index.rst	Tue Oct 23 00:18:37 2018 +0300
+++ b/cc0a1d76-d0c3-4282-b548-21786d5cc8aa/index.rst	Tue Oct 23 00:28:17 2018 +0300
@@ -6,22 +6,23 @@
 :updated: 2017-10-12
 :tags: hardware
 
-I need to read a lot and reading from PC or laptop screen is not a pleasure if you are in a bed ))
+I am reading a lot and reading from PC or a laptop screen is not a pleasure if you are in a bed ))
 
-I want device that will replaces paper books and that will be as good as paper or better ))
+I wanted device which would replace paper books and that would be as good as paper or better ))
+
+You may face problem with small size of text on screen.
 
-As a reader you may face small size of text on screen.
+If you look to book sizes they are usually 10" or 11" and has dimension ratio 1.2-1.5, with most
+common is 1.42 (which is √2 - A series paper size ratio).
 
-If you look to books sizes they are usually 10" or 11" and has dimension ratio 1.2-1.5, with most
-common is 1.42 (which is √2 - A series papar size ratio).
-
-It's better to have near the same ratio for tablet screen to efficiently reuse all available space.
+It's better to have near the same ratio for a tablet screen to effectively reuse all available
+space.
 
 I had N101 II tablet with 10.1" screen size and 1280 x 800px resolution. Screen ratio is::
 
   1280/800 = 8/5 = 1.6
 
-In portrait mode with full page on screen top and bottom space are wasted as screen is too narrow.
+In portrait mode top and bottom space of screen are wasted as screen is too narrow.
 
 Full HD resolution has worse ratio::
 
@@ -35,10 +36,10 @@
 
   2048/1536 = 4/3 = 1.33
 
-It is much closer to book ratio and provides more space for text in portrait mode that is usual for
+It is much closer to book ratio and provides more space for text in portrait mode which is usual for
 books.
 
-Another parameter is DPI - how precisely screen can represents details. Usual print material has at
+Another parameter is DPI - how precisely screen can represent details. Usual print material has at
 least 300 DPI for inkjet printers and 600 DPI for laser printers.
 
 CRT PC/Windows monitors has standard of 96 PPI and Apple monitors has 72 PPI. But those numbers
@@ -56,9 +57,8 @@
 
   9.7" / √(2048² + 1536²) = 264 DPI
 
-So've I chosen to buy Galaxy Tab S2 9.7 for reading because of DPI and more appropriate size ratio.
-Even though it has a bit smaller screen it is wider in portrait mode and it's a bit better for
-displaying details.
+So I decided to buy Galaxy Tab S2 9.7 for reading because of DPI and more appropriate size ratio.
+Even though it has a bit smaller screen that 10.1" it is wider in portrait mode.
 
 https://www.gsmarena.com/samsung_galaxy_tab_a_10_1_(2016)-8090.php
   Samsung Galaxy Tab A 10.1 spec.