touch-screen Windows applications

The Microsoft Corp. disclosed its next operating system, a touch-screen Windows applications. It is a substitute to the computer mouse. It is like an I-phone touch-screen feature. You can enlarge and shrink photos and navigate a map by stroking the screen. Wow! They are getting more creative and fancy with pc. I was planning on buying a new computer someday. I should check this out when it comes out in the market. I wonder what are the pros and cons of this feature. Well, we'll see. It was said to be out in the market next year 2009.