I hadn't seen a reference to StumbleUpon in a long time. That brings me back. In college, I could spend an unlimited amount of time clicking the "Stumble" butto

I hadn't seen a reference to StumbleUpon in a long time. That brings me back. In college, I could spend an unlimited amount of time clicking the "Stumble" button. I finally kicked my habit by giving it up for Lent.