In Pictures: Hot high-tech thingamajigs

A quick look at the latest in waterproof cellphones, dancing iPhones, solar-powered gear and robots from around the world

There's been a lot of interesting high-tech stuff introduced in the past couple weeks at trade shows around the world. For example, we've seen everything from the dancing iPhone flower of "Flower Rock," to waterproof, dustproof and shockproof smartphones, to solar-powered bicycle wheels. Take a gander.

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