StumbleUpon is hot. The discovery and recommendation engine that makes web browsing a lot like channel surfing just announced it's now handling 1 billion stumbles per month.
digg.com: Top News, Digg
Sat, 04/09/2011 - 10:27am
StumbleUpon is hot. The discovery and recommendation engine that makes web browsing a lot like channel surfing just announced it's now handling 1 billion stumbles per month.