I'm not going to post about fr*ming (don't want this to get caught by the "Buzz" algorithm), just so you know. Yann pointed me to this paper, Group selection and kin selection: Two concepts but one process, and I'm going over the details (this is one where most of the math has been pushed to the appendix), but until I finish that, check out this....
Thanks for blogging my video ;)
It brought several hundred views! :D