Like everyone else in the room, Mr. Fry patiently listened to the presentation and then failed to come up with any practical applications for the compound.

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Google Glass has generated a lot of buzz in tech circles and beyond, with many wondering aloud about its practical applications, potential privacy concerns and its promise, for better or worse, of constant connectedness.

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Even if it turns out to not have too many practical applications, just the ability to see quantum mechanics work with the human eye is breathtaking enough.

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