If you could script group changes you could build decursive based on group changes (yes it's a silly way to do it, but you could do it) so...
There's a lot of silly overhead in the UI as a result of developers fighting very hard to maintain pointless rote tasks in place of creative gameplay. Par for the course. I enjoy the customizability of the wow UI, but I do mourn the loss of raid restore.
Shockingly, I believe that sometimes simplicity and convenience should win out over challenge.
It's probably harder for arthritics to
play chess with burning pieces, but that hasn't made FIDE declare the "Chess on Fire" events to be the new standard.