Elon Musk, chairman and chief executive officer of Tesla Motors Inc., speaks in front of a Tesla Model S electric car on day two of the 2010 North American International Auto Show in Detroit, Michigan, U.S., on Tuesday, Jan. 12, 2010. The 2010 Detroit auto show runs through January 24 and features 60 new vehicle premieres. Photographer: Daniel Acker/Bloomberg via Getty Images
