Ridiculously Easy Group Forming
Sebastien Paquet has launched an effort to work on a problem I find particularly interesting: how to turn Weblogs into a platform to allow discussions and communities to form organically, by joining together blogs based on topics of common interest. His Wiki on RidiculouslyEasyGroupForming is the center of the discussion on the subject. Check it out — if they work out the technical details, I think they’re really gonna have something.