My preferred combo: QR code at the table for menu browsing. Order with a human. Then QR code on the bill to (optionally) pay on your phone, ideally with Apple P

My preferred combo: QR code at the table for menu browsing. Order with a human. Then QR code on the bill to (optionally) pay on your phone, ideally with Apple Pay. But you have the option still to leave out your CC for a more leisurely payment flow.