06.01.2014 04:36 Uhr, Quelle: Engadget

Here's a smart toothbrush that'll show you how clean your teeth are

One of the current trends in technology right now is inventors jamming wireless radios in objects that you wouldn't expect to find 'em. For instance, the HAPIfork, a smart fork that sent your eating speed to your phone in an attempt to get you to

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