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You'd be surprised to read about bitrot then.

Well, storage is the one that causes maximum damage there, especially really old data.

That may also be a concern, but there are software workarounds. I would also not run Postgres on a non-checksummed filesystem or without data checksums enabled in the postgres cluster.

Well, one also needs periodic scrubbing. Without that, it rots!

There's a lot more to worry about in the Raspberry PI, starting with SD storage

Do you have a laptop with ECC RAM then?