then cm will become a bit longer and it'll break many things | Hacker News

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		xnickb on April 24, 2025 \| parent \| context \| favorite \| on: One quantum transition makes light at 21 cm then cm will become a bit longer and it'll break many things

ncoco on April 24, 2025 [–]

Like the width of an A4 sheet of paper.

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