This will make you feel old: Bar code scanning just turned 40 | consumer psychology | Scoop.it
From consumerist.com - June 26, 2014 4:23 PM

"Get a flaming cake out and take a deep breath, party people, because it’s time to feel old: The Universal Product Code was first put into use only 40 years ago, when a $0.67 10-pack of Wrigley’s gum was scanned by a cashier at an Ohio ..."

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