I knew that Facebook had a decent link life and that Twitter was fairly short. But, I had no idea StumbleUpon had this awesome of a lifespan! If you don’t know much about StumbleUpon, watch this short overview, otherwise, on to the infographic! StumbleUpon [tentblogger-youtube 4D_a-h4XFMo] Amazing, right? Do you StumbleUpon? [via BitRebels]