With stand mounted speakers it’s critical you have the correct height for your speaker and that’s the foundation of the music that most monitors need , some call it bass which I think it goes beyond that into more reenforced energy and filling up the room and in my room I have cut my Dynaudio stand six down from 25 in to 19 in the front and 18 3/4 in the back allowing the 8 in mid/woofer in my Dynaudio S25 speakers to due just that “ of course your soundstage will become infinite and imaging will snap. With this set up you play with the rake.
I don’t have subs currently but I’d love a pair or more someday, do I feel the need , no.