More Talk About Points and Reputation

Brain, a PM on the forums.Microsoft.com site, discusses the element of adding game like systems into discussion forums.

While over at the www.asp.net site they've recently created a new point system.  What do all the web dev guys think about their system?

Update: Here is the description of the Asp.Net site point system.... https://www.asp.net/resources/community-recognition/default.aspx?tabid=41