Every Social Network is Different: Here's What You Need to Know
Techipedia: Tamar Weinberg
JANUARY 25, 2008
StumbleUpon: The Funny, the Informational, but Not So Newsy StumbleUpon is probably the last social site that I’d consider going for “news — at least not for “current events. StumbleUpon is still a great tool that I use almost equally as often as I use Digg and Twitter.
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