'Grinder' can listen to music player by wearing a loose wire coil around his neckDon't offer Rich Lee a pair of headphones to listen to music: he's already got a pair, even though you can't see them. They're implanted in his ears – a procedure carried out by a "body modification" expert.Now, by connecting his music player to a loose wire coil around his neck (which he can tuck under his shirt), Lee can listen to music without blocking out the outside world. The tiny magnets implanted invisibly in his outer ears pick up the signal and generate sound.But that's only the beginning. Lee, 34, who works as a salesman, intends to hook it up to an ultrasonic rangefinder – effectively giving himself bat-like echolocation. And he would like to have X-ray vision, super-strength, and anything else...

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