Krzysztof Jurewicz is a user on capitalism.party. You can follow them or interact with them if you have an account anywhere in the fediverse. If you don't, you can sign up here.
Krzysztof Jurewicz @KrzysiekJ

bundles a tool named -viewer. A default behaviour of this tool is to… modify every opened file upon closing, without consent (to store bookmarks and reading progress). The issue was reported over 6 years ago, but it has been won’t-fixed and it’s been hard to convince developers otherwise: bugs.launchpad.net/calibre/+bu .