This article was taken from the March 2015 issue of WIRED magazine. Be the first to read WIRED's articles in print before they're posted online, and get your hands on loads of additional content by ...

Bver tried to cut something with a pair of dull scissors? How about shaving with an old razor? Cutting or trimming with anything that isn't as sharp as it's meant to be is no fun-and the same goes for ...

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