Network World : Botnet takedown may yield valuable data

"Researchers are hoping to get a better insight on botnets after taking down part of Pushdo, one of the top five networks of hacked computers responsible for most of the world's spam." ~ Jeremy Kirk, IDG News Service

http://www.networkworld.com/news/2010/090210-botnet-takedown-may-yield-valuable.html?hpg1=bn

This is kinda a big deal. Taking down even part of a botnet is no easy task. On a fun side note here, some people call the controlled computers of a botnet Zombies.