KingsMix
Not to be facetious , but how does commercial material sound through it with the settings that ARC has chosen?
Would test it by playing some familiar commercial material through your system that you know the sound of.
Also it wont hurt to just go ahead an mix some material on it, as it is and see where the material lands sonic wise on playback outside your room.
by my experience, it makes the playback sound much better,
as the room has been somewhat corrected.
it's about the same difference listening to my own mixes, with and without arc,
as listening to my set of commercial songs in my 'reference' file that i a/b against......