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Re:WD My Book users wake up to find their data deleted by glenneroo on Thursday June 24, 2021 @08:30PM (#27625710)
I believe that's some form of bitrot. AFAIK only ZFS can deal with this (assuming you use ECC RAM).

EDIT: According to Wikipedia, ZFS, Btrfs and ReFS offer strategies to deal with various forms of data degradation, although it appears as if ZFS is still king.

https://en.wikipedia.org/wiki/Data_degradation

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