I saw the link in the meteor tech talk but figured it was not for public distribution. However now that it is in the wild, for the curious I have been de-minifying the paper example to try and learn how to use famo.us.

https://github.com/jperl/paper

Also I am not sure why there are all these haters. In the few days I have been using it, I can see it is going to change mobile web app development entirely. Really excited for the launch!