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3D TV never really caught on because of one obvious flaw: You need to wear silly, uncomfortable 3D glasses to watch it. The experience is even worse if you already need regular glasses — you end up wearing two pairs at once.

But tucked away in a small, unpublicized corner of the gigantic Consumer Electronics Show in Las Vegas last week was a large-screen 3D TV that blew my mind: It showed crisp, deep, hi-def, 3D images all on its own.

No glasses required.

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