23Aug/090
Microsoft BlueTrack Techonology
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Microsoft introduced the world's best technology - Microsoft BlueTrack Techonology. Microsoft BlueTrack Techonology is the most advanced tracking technology that works better than optical, laser and can be used virtually any surface.

BlueTrack Techonology is actually the combination of optical and laser technologies. It uses the power of optical and the precision of laser to work on virtually any surface from granite coutertop to an airport bench to your living room carpet even.
Click the following link to see how actually BlueTrack Technology works:
http://www.microsoft.com/hardware/mouseandkeyboard/docs/bluetrack/bluetrack-demo.wvx
[via Unlock Windows]