QR codes
It’s a bad scenario when QR codes are being scanned by a human. It’s a good one a human approaches a machine that scans his or her QR code.
But the latter is just a cheaper option instead of NFC.
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It’s a bad scenario when QR codes are being scanned by a human. It’s a good one a human approaches a machine that scans his or her QR code.
But the latter is just a cheaper option instead of NFC.