Update README.md

README.md

@@ -94,7 +94,7 @@ In my HTML `head` view, I already had a `site` variable for choosing the CSS fil
 In an effort to help my app run in a small 512MB virtual server, I looked through every view
 invocation in the logs. After I optimized a bunch of my code, I realized that the asset helpers
 create a relatively large amount of objects. The code is pretty complex too implying some amount
-of CPU overhead. Moreover, this work is done over **on every request**.
+of CPU overhead. Moreover, this work is **repeated on every request**.
 
 These asset fingerprints are potentially re-generated on every deploy. Maybe I edit an image, but
 I haven't modified any ActiveRecord models So **the asset links can't be stored in