Fine, how about calling the practice as "web-only menus on customer's device"? Even if the restaurant didn't use QR Codes, if the table said "Visit restaurant.c

Fine, how about calling the practice as "web-only menus on customer's device"? Even if the restaurant didn't use QR Codes, if the table said "Visit restaurant.com/menu", then you would still be forced to pull out your phone. The QR Code is just a way to convey a URL, and there are definitely alternatives like manually typing one.