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A comment on Show HN: Building a 42-inch E-Ink frame for generative art. Parent comment

Re:Show HN: Building a 42-inch E-Ink frame for generative art by adql on Wednesday October 11, 2023 @09:58AM (#37844480)
> How do smart watches (like the Garmins with 1-week batteries) do it?

https://sharpdevices.com/memory-lcd/

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