It’s not clear yet whether gesture-based interfaces can (or should) completely replace other forms of input, like the mouse or the trackpad. But it seems certain that they will become an important, and probably ubiquitous, supplement to how we interact with just about every computing device we own. Currently, the Leap works with Windows 8 and Mac OS X, but forthcoming versions will work with ARM processors, which means it could be incorporated into smartphones and tablets.

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