We use many types of bar codes in our everyday life. Nearly everything we buy has a UPC code printed on it. The CrackBerry app store features QR codes in the description for every app. Magazines and ...
The Takeout on MSN
The popular grocery store chain that didn't install barcode scanners until the 2000s
Barcode scanners are so commonplace in grocery stores that it's hard to envision a time when they weren't the norm. This supermarket chain was behind the times.
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