My 2005 Prediction of Wikipedia's Failure By 2010 Was Wrong http://blog.ericgoldman.org/archives/2011/01/my_2005_predict...
This analysis is off in a couple ways. First: the incentives to spam Wikipedia remain enormous ; Wikipedia has incredible search mojo. The kind of spam he's talking about is of a kind with Wordpress comment spam, but the kind of spam Wikipedia deals with in reality is more sophisticated, and involves entire bogus articles. Second, flagged revisions are a tool that suppresses edit wars, and are used on (last I checked…
FWIW I think the formula to beat wikipedia is obvious: mirror it, get rid of notability, get rid of anonymity and hire the most prolific editors. It would require a huge investment of course but I'm shocked it hasn't happened yet. I mean you could kill Facebook with the same site.