Interesting video of a talk by Marilyn Pratt. There are things to disagree with in there (the reflexive suggestion that business people are in some way less willing to learn new tools than ordinary people, for example), but some great reality checks around community development:
[Spotted via [Servant of Chaos](http://www.servantofchaos.com/2009/11/ten-ways-to-kill-community.html).]