thoughtbot/dotfiles — pull request #164 by croaky (2013-06-25 06:33:54+00:00)
Title: Save with Ctrl+S

* Save 750,000 keystrokes over a 10-year programming career.
http://www.youtube.com/watch?v=SkdrYWhh-8s
* In order to make this work, disable XON/XOFF flow control.
http://dallarosa.tumblr.com/post/31333511717/commandt-and-ctrl-s-on-mac-os-x

Hat tip, @r00k.