Filmmaker Patrick Creadon spends the first half of Wordplay, not just with celebrity puzzleholics, but also with the puzzleheads who "construct" puzzles... even while driving down the highway.

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For some of them this also entailed strange and disturbing side effects: sleepwalking, late-night food binges, even driving in the wee hours while asleep.

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Car Connection even works with an Android or Blackberry app that restricts cell phone use while driving.

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It can set in anywhere: In the car while driving alone, in an elevator at work, or even while typing this.

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While the news media reported this as banning texting while driving and hands free phone use, it would also affect smart phones, tablets and even car radios.

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