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How about controlling your model railway using your mind.
Admittidly the hat is not exactly 'practical', but it could be a good talking point at your next exhibition.
http://www.engadget.com/2006/11/18/hitachi...model-railroad/
Admittidly the hat is not exactly 'practical', but it could be a good talking point at your next exhibition.
http://www.engadget.com/2006/11/18/hitachi...model-railroad/