(sorry if this isn't the right subforum; I'm not sure exactly which one would be best for this topic) Herself's wanting to have a medical ID bracelet with her conditions, medications, and emergency ...

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.

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, ...

Who would have thought that the lowly barcode, the stodgy grandfather of the identification technology world, would reemerge as a marketer’s dream? Well, it is happening. A new generation of barcodes ...