Here’s the repo (please read the project readme):
You are welcome to tear it apart and do whatever you want with it. 
This is probably the last time I’m going to be sucked into building
something for nothing. Oh well. At least it was fun to test-drive
rails 3.1. 
Somebody buy me a beer!!!1 
P.S. Since posting this last night, it is now features on Hacker News:
http://news.ycombinator.com/item?id=2891907
Regards,
Fred