You need an active internet connection to pay via QR.
NFC (EMV) works offline.
Got it, that's a good point! It's so much not an issue where I live that I hadn't realised :-). But it is an issue nonetheless.
alt Hacker News
Got it, that's a good point! It's so much not an issue where I live that I hadn't realised :-). But it is an issue nonetheless.