Touchscreens work fantastic for certain types of games, but when there's a lot of fast action, a physical joystick is the only way to go. And researchers at Keiko University have
developed a controller that doesn't need batteries or a connection to your device.
More » Source: http://feeds.gawker.com/~r/gizmodo/full/~3/tU4EXu-cMNs/elastic-joystick-uses-your-phones-camera-to-make-mobile-gaming-less-crappy
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