Best of 2008: Social Media Optimization, Part 2
WebMarketCentral
MAY 18, 2009
Google Social Bookmarking and Blog Recommendation Engine by Key Web Data The inimitable Chris Lang explains social features added to Google Reader (such as bookmarking capability and a friends list), why they were added, and how Google will likely use this information (to create a Digg-like system that can't be gamed).
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