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Re:WD My Book users wake up to find their data deleted by crackercrews on Thursday June 24, 2021 @08:49PM (#27625845)
Do people buy SSDs for backup purposes? Sure it's fast, but isn't it better to get 6x the storage for the same price?
Re:WD My Book users wake up to find their data deleted by glenneroo on Thursday June 24, 2021 @08:59PM (#27625915)
I've read that SSDs are also generally more susceptible to data degradation earlier than spinning rust, although I'm not sure how true that is. Wikipedia[0] says:

- Solid-state media...store data using electrical charges, which can slowly leak away due to imperfect insulation.

- Magnetic media...may experience data decay as bits lose their magnetic orientation. Periodic refreshing by rewriting the data can alleviate this problem. In warm/humid conditions these media, especially those poorly protected against ambient air, are prone to the physical decomposition of the storage medium.

In either case, only ZFS/Btrfs/ReFS seem to implement strategies to deal with data corruption. Kinda sad that Apple recently released a new FS and didn't bother to address this.

[0] https://en.wikipedia.org/wiki/Data_degradation

Re:WD My Book users wake up to find their data deleted by WalterBright on Thursday June 24, 2021 @09:50PM (#27626295)
These are small and very convenient, and don't need a power supply. Great for trip use. I wouldn't use them for long term storage.