using the birch bark as an inkless writing material seems like a pretty good hac... | Hacker News

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tingletech on May 6, 2020 | parent | context | favorite | on: Onfim

using the birch bark as an inkless writing material seems like a pretty good hack

Tade0 on May 6, 2020 [–]

In terms of data retention it's actually amazing.

praptak on May 6, 2020 | [–]

And it has negative carbon footprint.

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