During the 2.0.0 upgrade (I think), the right-click toolbar menu lost a lot of functionality. Ideally (IMHO) it would be more or less a clone of the main toolbar OverDrive menu (which IIRC it was identical before), but currently it seems to remain in some sort of default-ish state. Maybe it just isn't aware of the current book context for some reason? But I also see a reference to Project Gutenberg (which I don't have configured)...
I particularly noticed, because I can no longer right-click on a book to see what OverDrive libraries it can be borrowed from
or recommended to.
I don't
think that would have been deliberately changed ?? so could you please fix that?