At the rate things are going, that might just be enough to hold a Windows with Copilot installer. /s
They are writable and readable by most modern standard drives.
The claims I generally see is 100 years for standard storage, 1000 years for archival storage.
https://en.wikipedia.org/wiki/M-DISC
Sorry for the low-denominator comment.
userbinator•49m ago
At the rate things are going, that might just be enough to hold a Windows with Copilot installer. /s