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How QR codes evolved from auto labels to the tech behind every scanInitially, the standard QR code could store "up to 7,089 numeric characters, 4,296 alphanumeric characters, 2,953 binary ...
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History of barcodes as they are set to be phased out for QR codesBut 50 years after being first used on teabags in Spalding, Lincolnshire, barcodes are now set to become obsolete as they disappear in favour of modern QR codes. GS1, an global non-profit group ...
Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...
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