• @[email protected]
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    410 months ago

    I mean, we have thousand years old paper and clay tablets.

    I’d be less worried about the depth of the laser than the depth of the corrosion that the metal might face over time.

    Glass or ceramic might work better.

    • @SanndyTheManndy
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      3
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      10 months ago

      laser etched ceramic is just modern clay tablets