Quick Response codes (a.k.a QR codes) have been around for years — as far back as 1994, in fact — and have become fairly common at this point. The little square-shaped, pixelated-looking barcodes seem ...

Ever since iOS 11, your iPhone and iPad have been able to detect a QR code in the camera frame, and pop up a banner at the top of the screen to open the link embedded within it. This is a great way to ...