Tesla: Musk's tweet a bridge too far?

Tesla chief executive Elon Musk got into legal hot water this week after announcing on Twitter he had sufficient financing already in hand to take the electric automaker private.Many in US financial circles are wondering where he will he get all this money, and have turned skeptical despite the reverence in which they normally hold Musk, who founded the company in 2003 to transform cars into tech marvels.The transaction could amount to at least $50 billion if Musk keeps his 20 percent stake in t