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briandmyers · 4490 days ago · link · · parent · post: Cyborg America: inside the strange new world of basement body hackers
For an electrician, it is useful to know if there is current flowing in a wire. Beyond that, other than the novelty factor, I don't see much. Here's a Wired article about it : http://www.wired.com/gadgets/mods/news/2006/06/71087?current...