QR codes are everywhere now. Restaurants use them for menus, parking meters use them for payments, businesses use them for promotions, and you’ll even find them on packages and signs. Most are ...
What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...
For the uninitiated, Coinbase — a cryptocurrency exchange — ran a 60 second spot that featured a QR code bouncing around in a way reminiscent of old DVD screensavers. It was a roaring success.
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