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If most are screen based, you could just dynamically generate them and have them expire after N minutes. If someone wants a printed one make them jump through a
by TACIXAT 9y ago
If most are screen based, you could just dynamically generate them and have them expire after N minutes. If someone wants a printed one make them jump through an application process for a long standing code.
- teknologist 9y agoThey do for individual payments but storeowners sometimes tape their printed QR codes to walls and counters and they seem to want accommodate this use case too (essentially POS-less or "bring your own POS")