But "what should it be worth" can be debated until you're blue in the face and still have no real outcome. What Facebook paid is a fact, not speculation. For a

But "what should it be worth" can be debated until you're blue in the face and still have no real outcome. What Facebook paid is a fact, not speculation. For all you know, Google is kicking itself for not making a $2B offer to them, because Google Plus could use all the help it can get.