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https://blog.eogn.com/2019/11/05/forget-paper-forget-hard-drives-forget-cd-and-dvd-disks-forget-most-everything-else-for-long-term-preservation-use-a-piece-of-glass/
Forget Paper. Forget Hard Drives. Forget CD and DVD Disks. Forget Most Everything Else. For Long-Term preservation, Use a Piece of Glass