This little QR code is a lot more powerful than it looks. It helps collect data about your travel history, health status and more -- and China's using it to track citizens and stop those infected with ...

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Quick Response (QR) codes, those black and white squares whose popularity surged with the rise of contactless interactions during the COVID-19 pandemic, from restaurant menus to parking meters, have ...

QR codes have become increasingly popular in the United States during the COVID-19 pandemic, as the technology has become easier to use and consumers have shopped at home more. Nearly half of ...

Despite coronavirus spreading like wildfire down south and no community transmission in the Far North for more than a year, complacency in regard to QR code check-ins is putting the Cairns community ...