Communities of Practice Liability Privacy Tagging 
Learning with e's
DECEMBER 16, 2007
Someone remarked that there are complex and comprehensive privacy and copyright rules in the user agreements in most social networking systems, but no-one ever reads them. Other conclusions included the comment that metatagging when used outside of a community of practice or interest may make no sense to anyone else.
Tony Karrer
MARCH 3, 2008
Ranking, tagging, top stories Tags link back to the tagger's BluePages profile IBM owns more than 50 islands in Second Life. Privacy / Confidentiality - Limit the visibility. Security - This is no worse than any other form of electronic communication. 20,000 wikis with more than 100,000 users. No anonymous users.
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