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

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

Jan 6th 2014, 00:00, by Daniel Cooper

 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 ...