Needs serious proofreading, yes. But the overall point is valid, though maybe not terribly original. Facebook's valuation seems to be based on exuberance (rati

Needs serious proofreading, yes. But the overall point is valid, though maybe not terribly original. Facebook's valuation seems to be based on exuberance (rational or otherwise) but also on uncertainty. No one really knows how social networking is going to be used going forward. So if you've got a truckload of money you don't really need and like the idea of having two truckloads of money, it might actually seem risky not to invest in Facebook...