[LouisSayers]

I literally just scanned a couple while at the doctors - one to check in, and another provided a url of a form to fill in.

They're also in some restaurants where you can get to a menu to order from your phone.

You also scan QR codes for use in two factor authentication apps.

Covid has normalised QR code scanning in Australia - we have to do it at certain venues in order to show our vaccine passes.