Adjust some formatting and content in the README.

README.md

@@ -2,28 +2,30 @@
 
 > Today I Learned
 
-I shamelessly stole this idea from
-[thoughtbot/til](https://github.com/thoughtbot/til).
+A collection of concise write-ups on small things I learn everyday across a
+variety of languages and technologies. These are things that don't really
+warrant a full blog post. These are mostly things I learn by pairing with
+smart people at [Hashrocket](http://hashrocket.com/).
 
-## git
+### git
 
 - [Intent To Add](git/intent-to-add.md)
 - [Staging Changes Within Vim](git/staging-changes-within-vim.md) 
 - [Stashing Untracked Files](git/stashing-untracked-files.md)
 - [Verbose Commit Message](git/verbose-commit-message.md)
 
-## rails
+### rails
 
 - [Attribute Was](rails/attribute-was.md)
 - [Show Pending Migrations](rails/show-pending-migrations.md)
 
-## ruby
+### ruby
 
 - [Limit Split](ruby/limit-split.md)
 - [Parallel Bundle Install](ruby/parallel-bundle-install.md)
 - [Summing Collections](ruby/summing-collections.md)
 
-## vim
+### vim
 
 - [Generate and Edit Rails Migration](vim/generate-and-edit-rails-migration.md)
 - [Head of File Name](vim/head-of-file-name.md)
@@ -32,6 +34,11 @@ I shamelessly stole this idea from
 - [Quick Man Pages](vim/quick-man-pages.md)
 - [Split Different](vim/split-different.md)
 
+## About
+
+I shamelessly stole this idea from
+[thoughtbot/til](https://github.com/thoughtbot/til).
+
 ## License
 
 © 2015 Josh Branchaud