Writing in water | Hacker News

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		fnordpiglet on Sept 14, 2023 \| parent \| context \| favorite \| on: Scientists figured out how to write in water Writing in water

chrisfosterelli on Sept 14, 2023 | [–]

Is this not a solved problem?

https://scubagearcanada.ca/slate-glow/

EDIT: I guess the article is literally writing in water, not writing on something while in water.

hinkley on Sept 14, 2023 | | [–]

Or writing on something with water, which is also solved.

https://buddhaboard.com/

Calamitous on Sept 14, 2023 | [–]

Ah, reddit is leaking again.

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