A Group is its Own Worst Enemy - Social Software Design
shirky.com
shirky.com
Someone mentioned Reddit, and I was thinking exactly the same thing, myself. Of course, Reddit at least does include many of the mechanisms suggested in the article, but there is one glaring omission: established users do not seem to have much more power than non-established ones. Perhaps users with more karma should have more weight when voting certain entries up or down. Just a thought...