Handset may be today's best smartphone, with solid hardware and software tricks such as eye tracking and a gesture UI.
Samsung's new Galaxy S4 oozes so much innovation it almost trips over itself.
The good news is you can turn much of it off and you're still left with possibly the best smartphone on the market. The better news is that Samsung has attempted eye tracking and a gesture UI, among other cleverness, and given us all a glimpse of the future.
The trouble is, that future isn't quite now. It's more parlor trick than necessity, and sometimes more trouble than it's worth.
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