Actually, I was reading into it more, and it looks like Nintendo's designs are different enough to not warrant a lawsuit. So yeah, there are more ways to do it.
Sony's official line is something that its too expensive and it would interfere with the motion sensing unit. But I dunno, Nintendo seemed to do a good job with vibration and motion sensing in their controller.
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While a standard engine is powered by a belt connected to the crankshaft, a turbo engine runs on its own exhaust steam, making it more energy efficient. -- CNN
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