When a user starts using the Play, it is likely that they won’t have a system to sort tracks. If later on they have a system and they want to apply it to previous projects, rearranging tracks is complicated.
Option to move tracks up or down. It would be useful to also have an option to move the equivalent tracks in variations and in all patterns in a project automatically.
Select a track, copy it, and paste it… except this only works when the destination row is empty, and most of the times you probably have another track that needs to be moved as well.