Nine Unlikely Power Sources, from Revolving Doors to Battery-Charging Shoes Nine Unlikely Power Sources, from Revolving Doors to Battery-Charging Shoes
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Nine Unlikely Power Sources, from Revolving Doors to Battery-Charging Shoes

by GOOD Design, Will Etling

January 30, 2011
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Power, wherever we can find it.

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Nine Unlikely Power Sources, from Revolving Doors to Battery-Charging Shoes