I guess I voted for this before I even really understood my limitations! Though I think Scale-per-MIDI-channel is more of what I personally would need (and maybe easier to implement via the MIDI menu?) this Wish would practically solve my issue of sequencing MIDI drums not being compatible with the Scale Filter. https://backstage.polyend.com/t/how-does-the-scale-filter-work-when-sequencing-external-midi-drums/