BEIJING, CHINA-OCTOBER 23: Simon Leung, Microsoft Corporate Vice President, Chairman and CEO of Microsoft Greater China Region, conducts the live demonstration of Microsoft Windows 7 at a launching press conference for the new operating system on October 23, 2009 in Beijing, China. Windows 7 is Microsoft's most important release in more than a decade, aiming to win back customers disappointed by Vista and strengthen its grip on the PC market. Getty Images logo Getty Images 28 months ago

BEIJING, CHINA-OCTOBER 23: Simon Leung, Microsoft Corporate Vice President, Chairman and CEO of Microsoft Greater China Region, conducts the live demonstration of Microsoft Windows 7 at a launching press conference for the new operating system on October 23, 2009 in Beijing, China. Windows 7 is Microsoft's most important release in more than a decade, aiming to win back customers disappointed by Vista and strengthen its grip on the PC market.