Spaceglasses promise mobile augmented reality

The startup, Meta, is developing so-called augmented-reality glasses that combine the power of a laptop and smartphone in a pair of stylish specs that map virtual objects into the physical world, controlled by your hands, similar to the movie portrayals of app control via gestures in “Iron Man” and “Avatar.” Meta, which came out of Columbia University rather than the Homebrew Computer Club, is trying to usher...

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