No, it should be other way, merchant displays QR code with merchant's identity, ... | Hacker News

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		atamyrat on Dec 1, 2009 \| parent \| context \| favorite \| on: Squareup No, it should be other way, merchant displays QR code with merchant's identity, payment amount, transaction ID and you authorize the transaction.

olefoo on Dec 1, 2009 [–]

I like this idea.

You could have expiring and non-expiring offers too, so that you could have a payment station that was not much more than a sign with a barcode.

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