"Realtime" plugins are non-destructive because they can be removed and remixed. Or changed and remixed.
Effects in the 'Edit' pulldown (for audio) are destructive. They get hard wrote and replace the original data.

Realtime effects play through the effect every time it plays (or mixes down)
But RB does contain some destructive FX out of the bos in the Edit-Audio Effcts menu.


I do not work here, but the benefits are still awesome
Make your sound your own!