A Group Is Its Own Worst Enemy
http://shirky.com/writings/group_enemy.html

Shirky, Clay
Shirky.com
2003

Abstract:

We've had social software for 40 years at most, dated from the Plato BBS system, and we've only had 10 years or so of widespread availability, so we're just finding out what works. We're still learning how to make these kinds of things.