CINCINNATI (WKRC) - It seems like there’s a QR code for everything. Some restaurants use them for menus; some parking garages have them for payments; and other businesses use them for sharing Wi-Fi ...
Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.
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