Lennart Poettering on Nostr: However, both of these operations won't comprehensively overwrite the partitions, ...

However, both of these operations won't comprehensively overwrite the partitions, simply because that'd be just too slow potentially given today's disk sizes. But now you have a way to explicitly request this anyway.

You might wonder why supporting character devices as copy source even needs explicit support, given that supposedly on UNIX "everything is a file". Well, that's because that mantra is of course nonsense. There are major differences between block devices, regular files and…