Now Google Is Going To Have To Pay $8 Billion To Buy Twitter (GOOG)

There used to be a time when people swooned at the idea of Google having to spend $1 billion to acquire Twitter. Now it's going to have to be a lot more than that. Twitter just raised $200 million at a $3.7 billion valuation. Assuming its newest backer, Kleiner Perkins, wants to more-than-double...