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Web 2.0 Applications in Learning

Tony Karrer

DogEar – Social Bookmarking BluePages - employee-controlled profiles of 400,000 employees Daily online newsletter called w3. Ranking, tagging, top stories Tags link back to the tagger's BluePages profile IBM owns more than 50 islands in Second Life. 20,000 wikis with more than 100,000 users. No anonymous users.

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