nostr:npub1vepx3zz4emwy97wncp6wcd2e44j35slh5v55uy04sf9fg635f4qsltwce9 yep, mostly for stripping DRM for future safety and so I can read with MoonReader. As a bonus I get consistent filenames in a consistent directory tree.

http://webseitz.fluxent.com/wiki/CaLibre