Some see the touch interface as the next big thing in personal computing, while others view it as a gimmick that won't replace traditional input devices anytime soon. I'm split on the issue. The success of Apple's iPhone proves that touch, if done correctly, is a great way to navigate a digital device, particularly one that's handheld, petite, and portable.

Microsoft is bullish on touch and has been developing the technology for several years. In 2007 it unveiled its Microsoft Surface technology, a multitouch tabletop computer that may ultimately find a niche market in government, educational, and health-care kiosks. And a year ago it demoed touch features it's adding to Windows 7, which will ship this fall. For a demo of Win 7's multitouch skills, check out this video.

More: http://tech.yahoo.com/news/pcworld/20090527/tc_pcworld/windows7willshipwithverycoolmultitouchsoftware