If you have a reader app on your phone scanning the QR code is a bit faster than typing in a url, especially if your doing repeatedly for multiple products. I

If you have a reader app on your phone scanning the QR code is a bit faster than typing in a url, especially if your doing repeatedly for multiple products. I still think they are overused, but they can offer a little extra connivence, as long as they aren't taking up too much space.