Is Digg Rigged?
Rumors are flying around the internet that these so called "bury
brigades" could be more than just a group of geeky self
appointed censors and that it may actually be Digg themselves,
or even agencies of the government, that are censoring stories
and preventing the information from going viral on the net.
http://www.infowars.net/articles/march2007/020307Digg.htm