rackerlabs/developer.rackspace.com — pull request #110 by smashwilson (2014-05-13 18:25:18+00:00)
Title: Ruby 2.1 should be a little better.

Based on what @rdodev said, I doubt this will make that drastic of a difference in build times.

But it's still better than running a ten-year-old version of Ruby. :notes: