QR (quick response) codes have been around for nearly 30 years. Developed in 1994 by a Japanese engineer for the purpose of tracking components in car factories, they have evolved into a highly ...

From the upcoming generation of “iPad kids” glued to their screens to the ubiquitous but unpopular QR code menu (paywall), critics claim that a proliferation of technology is depriving people of human ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.