Anyway, in my view Unattended-Upgrade::Remove-Unused-Dependencies "true"; would be the default setting to have now, and advanced users should mark the dependencies of their unpackaged software as "manual".
Anyway, in my view Upgrade: :Remove- Unused- Dependencies "true";
Unattended-
would be the default setting to have now, and advanced users should mark the dependencies of their unpackaged software as "manual".