Engrave it on stone or etch it on metal or both :) | Hacker News

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sigjuice on Oct 5, 2017 | parent | context | favorite | on: Strategies for offline PGP key storage

Engrave it on stone or etch it on metal or both :)

nosuchthing on Oct 5, 2017 [–]

M-DISC's are archival grade DVDs/Blurays, and when properly stored M-DISC DVD recordings are claimed to last 1000 years.

https://en.wikipedia.org/wiki/M-disc

sigjuice on Oct 6, 2017 | [–]

I think I have more faith in the people who built the Pyramids than those peddling these fancy optical discs :)

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