Retail Tracking Chip Worries Privacy Advocates A new type of tracking device is under development for merchandise, and retailers say it could be a godsend for controlling inventory. But it likely also could track the product after someone buys it. That's a cause for concern to some. NPR's Larry Abramson reports.

Retail Tracking Chip Worries Privacy Advocates

Retail Tracking Chip Worries Privacy Advocates

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A new type of tracking device is under development for merchandise, and retailers say it could be a godsend for controlling inventory. But it likely also could track the product after someone buys it. That's a cause for concern to some. NPR's Larry Abramson reports.