…then easily place the result back on the time line? This would make realtime playback a bit more likely but it’s a pain to do on an adhoc basis.
-set region to render (extent of effect)
-render out (with a usefull traking name)
-import render and place above effect in timeline
-reset playback region
I don’t know of any other edit systems that don’t perform this housework. It makes editing a fluid feedback process, smoothing out performance issues in any system.