The Arlington, Va. clean tech startup, OPower, closed a $50 million series C investment led by Accel Partners and Kleiner Perkins Caulfield & Byers (KPCB) and joined by the company’s earlier investors New

It was just a few weeks ago that Accel Partners sold off around half a billion dollars of Facebook shares at a company valuation of $35 billion. If you thought that was insane, and a lot of commenters did, then don’t read the rest of this post.