In Paris, most restaurants I visited recently have now done away with paper menus due to COVID and instead have QR codes on each table for the menus. Also Japa

In Paris, most restaurants I visited recently have now done away with paper menus due to COVID and instead have QR codes on each table for the menus. Also Japan, being one of the earliest adopters, is still big on QR codes. And of course anything involving mobile and cryptocurrency transactions. And mobile payments in most of South and South East Asia.