More anecdotal info: Digg didn't have very much traction until Paris Hilton had her Sidekick hacked, and someone posted a link to her photos. All of a sudden ev

More anecdotal info: Digg didn't have very much traction until Paris Hilton had her Sidekick hacked, and someone posted a link to her photos. All of a sudden everyone went to Digg to see Paris kissing girls, and apparently the traction started there. Even with a Digg/Reddit effect, there is no guarantee of traction. It takes time and persistence.