STEVE BALLMER .Announcing Windows 7 Beta during his Keynote Address to the Consumer Electronics Show at The Venetian in Las Vegas, Nevada, USA..January 7th, 2009.Microsoft Windows 7 Live Mobile Computers Computing High Tech Technology PC IT Operating System OS Product Launch Announcement News CES Consumer Electronics Show Keynote Speech Presentation Convention Trade Show half length hands jumper black burgundy maroon.CAP/ROT.©Lee Roth/Roth Stock/Capital Pictures