Octocat

The mascot of Github (a revision control service programmers commonly use).

If you see someone with a Octocat tshirt, chances are they are a major nerd.

http://cssnerd.com/wp-content/uploads/2012/09/Screen-Shot-2012-09-04-at-00.02.24-600x428.png

Added by GoogleEngineer over 9 years ago