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The chances were high that they would forget to visit the site later, not bother to type a URL, or forget what URL to type. It is also possible to design artistic QR codes without reducing the error correction capacity by manipulating the underlying mathematical constructs. Wikimedia Commons has media related to Quick Response Codes.

Latest news straight from the horse's mouth: Retrieved 29 October The company Denso Wave originally spawned the term 'QR' as the creator intended that such barcodes and their contents were to be decoded at high speed electronically.