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What's Up Those Baseball Sleeves? Lots Of Data, And Privacy Concerns

04:10
Ben Hansen (left) watches data on a hand-held device as Pittsburgh Pirates prospect Matt Benedict throws a ball. Benedict is wearing sensors that recorded 39 sets of measurements. (AP)
Ben Hansen (left) watches data on a hand-held device as Pittsburgh Pirates prospect Matt Benedict throws a ball. Benedict is wearing sensors that recorded 39 sets of measurements. (AP)

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