How to Use the Wiimote (Nintendo Wii Remote) to Turn ANY Flat Surface into a Whiteboard

In case you have not heard of this guy, he is the real deal. He has many such simple projects using consumer grade devices to make amazing things happen.
Using infrared (IR) light pens and the Wii Remote, it is possible to create very low-cost multi-point interactive whiteboards and multi-point tablet displays. Johnny Chung Lee, Carnegie Mellon University. The software can be downloaded at http://johnnylee.net

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