Every time you see a great post or a funny movie on resources like Reddit, or Digg, most probably you owe it to someone, who's got the atmost rating or karma, the one who makes blog trends. The opinions of these key users have implications for advertisers shelling out money for Internet ads, trend watchers trying to understand what's cool among young people, and companies whose products or services get plucked for notice. It's even sparking a new form of payola, as marketers try to buy votes.The list of key influencers and a nice article on the subject

A small experiment was carried out with a goal to find out, who is "cooler" - Reddit or DIGG. Also to find out, how a successful post results on both the web-sites. Visitors "digged" or "redditted" and the experiment showed interesting conclusions. Thus, almost every server can endure a successful post on Reddit, while DIGG is really dangerous.Read more about the results of the experiment.Oh, and the deathmatch is still going.