I think it's a bit ironic given the nature of the talk that the link on the video page to seomoz.org has rel="nofollow" while comments down below don't have. N

I think it's a bit ironic given the nature of the talk that the link on the video page to seomoz.org has rel="nofollow" while comments down below don't have. No link juice for those who provide content(talk) and all the link juice for commenters.