[gnome-backgrounds] README: typos and rewording.

[Jakub Steiner <jimmac src gnome org>]

commit 3615d4e79f367a8cad110e532f088191443e9161
Author: Jakub Steiner <jimmac gmail com>
Date:   Thu Jun 18 12:41:33 2020 +0200

    README: typos and rewording.

 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/README.md b/README.md
index 97d9d98..8ba5cf5 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ One wallpaper is reserved for plain color to be used for remote access where it'
 
 #### Sharpness
 
-Many photographic sources look great as a thumbnail or scaled down, but at 1:1 aren't 100% sharp. While it 
may not present itself as a problem on an average laptop screen, the wallpaper has to work at super wide 
screens where it's cropped to fit and is presented at 1:1 in many cases. Many otherwise suitable background 
images just fall short when observed at the nominal pixel view.
+Many photographic sources look great as a thumbnail or scaled down, but at 1:1 aren't 100% sharp. While it 
may not present itself as a problem on an average laptop screen, the wallpaper has to work on super wide 
screens where it's cropped to fit and is presented at 1:1 or even scaled up in some cases. Many otherwise 
suitable background images just fall short when observed at the nominal pixel view. Chromatic aberation and 
noise is also something that becomes apparent as you approach 1:1.
 
 ![Bad Scaling](badscaling.jpg)