2004 API Applications Social Networking 
Techipedia: Tamar Weinberg
DECEMBER 31, 2007
student Danah Boyd and covered by BBC News has determined that there is a “sharp division along class lines among the American teenagers flocking to the social network sites.&# As a college graduate and early adopter of Facebook (in 2004), I could definitely see that. Why did I join in 2004?
Techipedia: Tamar Weinberg
APRIL 28, 2010
In fact, you can validate that by cross checking my user ID, 102991, which should indicate that I’ve been around for a real long time (since February 2004, to be more precise). I just want to control the flow of information coming to me from my social network. and I felt the same way as you did. Who needed that?
Buzz Marketing for Technology
JUNE 27, 2008
Only a handful of articles have appeared in the academic and public press about PLEs since the term gained currency in 2004. This article has been compiled after tracking recent conversations in the blogosphere and following social bookmarks. APIs ) available. An inclusive, authoritative account about PLEs does not yet exist.
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