Jeffrey 'Jeff' Immelt, chairman and chief executive officer of General Electric Co. (GE), laughs during a panel discussion at the Minds + Machines 2012: Unleashing the Industrial Internet conference in San Francisco, California, U.S., on Thursday, Nov. 29, 2012. Thought leaders from across business, technology and academia will gather at the Minds + Machines 2012 conference to discuss the power of the Industrial Internet and why it matters. Photographer: David Paul Morris/Bloomberg via Getty Images