High Points on the Social Media Landscape
WebMarketCentral
MARCH 10, 2009
8 LinkedIn 14 11,246,726 +137.4% Wikipedia is the most difficult to edit due to the tight control maintained by the site's primary editors and their hostility to any content that can be construed, however remotely, as promotional. Knol may lack Wikipedia's cachet, but it's a much friendlier place. 7 Naymz 12,476 522,953 +93.2%
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