LAS VEGAS - JANUARY 07:  Microsoft chairman Bill Gates holds up a Windows-enabled cellular phone during his keynote address at the 40th annual Consumer Electronics Show (CES) convention January 7, 2007 in Las Vegas, Nevada. CES runs January 8-11, and  is expected to draw approximately 150,000 attendees with over 1.6 million square feet of convention floor space. Getty Images logo Getty Images 62 months ago

LAS VEGAS - JANUARY 07: Microsoft chairman Bill Gates holds up a Windows-enabled cellular phone during his keynote address at the 40th annual Consumer Electronics Show (CES) convention January 7, 2007 in Las Vegas, Nevada. CES runs January 8-11, and is expected to draw approximately 150,000 attendees with over 1.6 million square feet of convention floor space.