You nailed it. Or those old \*KU-CHUNK\* machines that I remember from my childh... | Hacker News

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		ahmeneeroe-v2 60 days ago \| parent \| context \| favorite \| on: Offline card payments should be possible no later ... You nailed it. Or those old KU-CHUNK machines that I remember from my childhood.

jpkw 60 days ago [–]

I would love it if this were the solution, embossed card imprinters can work without internet and power and are both fast and intuitive. It worked as a primary method in the past, it can work as a backup method in the future.

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