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Re:Remember QR Codes? They’re More Powerful Than You Think by TeMPOraL on Friday November 01, 2019 @06:43AM (#21417537)
QR pros are that they're distance-independent (you just have to make them larger) and you can just print them. Cons is that they're pretty cumbersome to use (you have to launch a camera and/or a dedicated app).

NFC pros are UX - you just place your phone, even without unlocking, and magic happens. Cons is, you can't make them at home, you have to order the tags, hope you order the right ones (few years ago there was some IP rights nonsense that prevented some types of tags working with some phones, not sure if it's true today).

As for NFC and payments, I'd blame a) above mentioned IP nonsense, and b) handling payments is a complicated relationship with third parties; if the third parties aren't willing to embrace NFC tags (and AFAIK they generally aren't, or will try to fleece you for it), there's nothing you can do yourself as a venue owner.

Re:Remember QR Codes? They’re More Powerful Than You Think by jakub_g on Friday November 01, 2019 @07:00AM (#21417597)
Also, not all phones are NFC compatible (hardware costs $). My current phone is a middle-tier Asus which is good enough in many ways, but has no NFC.