Amazon will start rolling out its own version of QR codes, TechCrunch reports. Called SmileCodes, they function just like a typical QR code -- scan it with your phone and see where it leads -- but they'll only be scannable through the Amazon app and,...from Engadget RSS Feed https://www.engadget.com/2018/01/31/amazon-qr-smilecodes-discounts-lockers/
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