> Should slurs require Stem_engraver? > > No: https://gitlab.com/lilypond/lilypond/-/issues/3760#note_339794300 > Yes: > https://gitlab.com/lilypond/lilypond/-/merge_requests/1800#note_1227831830 > > I'm looking for some input from old-timers to help decide this so I > can avoid wasting more time on broken or unacceptable solutions.
Sorry, I have no opinion on this. As far as I can see, whether to have no stem or a zero-length stem is a technical detail – beyond my paygrade :-) Werner