Similar to www.fark.com, users submit interesting links and stories with a heavy emphasis on Science and Technology. Links appear on the front page if enough users express an interest, otherwise they disappear into the ether.... With around half a million users Digg casts its net far and wide and can usually be relied upon to throw up a few articles worth reading. It's complete reliance on user generated content and ratings make it a fascinating example of a community based site.

Digg has been accused of promoting a number of vigilante style cases. Perhaps the most famous example was in the case of a girl who stole a T-Mobile Sidekick, and then after a post on Digg was harassed on her MySpace page and in real life. Other instances involve flooding the sites and phonelines of companies the Digg users have taken an dislike to.