As someone with perfect hearing, but only in one ear, the other being completely non-functional I’d never thought of the arrows over subtitles, I always been aware that I’m not able to perceive the direction from which sound is coming (at least without spinning around like a radar dish, which I have been known to…

I voted no but I have used mine on a few occasions (XBone and PS4) though they usually seem to struggle with rendering properly or don’t support whatever plugin the site I want to use needs (usually watching some live TV in the UK) so I give up pretty quickly.