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M-DISC – DVD/Blu-ray compatible discs that may last up to 1000 years

Hacker News Top ↗ · 2026-09-02 Cached

M-DISC is a write-once optical disc technology introduced in 2009 by Millenniata, designed for archival storage with claims of up to 1000 years of longevity. The discs use a glassy carbon data layer and are compatible with standard DVD and Blu-ray formats.

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#optical-storage

Physically Immutable Optical Archive Libraries

Hacker News Top ↗ · 2026-08-30 Cached

Savartus's Enterprise Laser Storage offers physically immutable optical archive libraries for secure, long-term data preservation, featuring EMP-proof design, 50-100 year media life, and low power consumption.

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