At the risk of sounding like a mutual admiration society: Working with and learning from the folks in the community like Brian Grant, Dawn Chen, Joe Beda, Sarah Novotny, Brendan Burns, Daniel Smith, Mike Danese, Clayton Coleman, Eric Tune, Vish Kannan, David Oppenheimer, yourself Tim, and the hundreds of other folks in the community has been a great experience for me and the rest of the team at CoreOS.
Can't wait to continue the success with v1.4!