The smart-tech future beckons to us from the CES gadget show

Look around. How many computing devices do you see? Your phone, probably; maybe a tablet or a laptop. Your car, the TV set, the microwave, bedside alarm clock, possibly the thermostat, and others you've never noticed.

Wireless connections creep into everyday things

A car that tells your insurance company how you're driving. A bathroom scale that lets you chart your weight on the Web. And a meter that warns your air conditioner when electricity gets more expensive.

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