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.

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 ...

On Tuesday, a Reddit user named “nhciao” posted a series of artistic QR codes created using the Stable Diffusion AI image-synthesis model that can still be read as functional QR codes by smartphone ...