The camera records what happens inside and outside the vehicle but saves the recording only when it senses a sudden movement such as hard braking or a sharp turn, Muth said.

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Only instead of a recording contract, it's an NFL one.

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It was a heady time filled with parties and recording sessions and only one person was there to capture it all intimately -- famed music photographer Jim Marshall, who was covering the tour for Life magazine.

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You won't have to give up half your hard drive space to do it: The motion-activated program captures images only when it's triggered and provides a time-stamped video of events as they occur without recording the inactivity between events.

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