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These boots were made for . . . . .

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Elegran Thu 15-Jan-15 13:51:18

Could they eventually power a GPS position indicator for walkers and climbers, which could be detected by mountain rescue teams?

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Elegran Thu 15-Jan-15 13:47:55

Shoe-sized devices that harvest power from the act of walking.

www.bbc.co.uk/news/science-environment-30816255

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