Looking back, I wonder, how they ever went along without
My Luxmann amp didn't have any of this and i never missed it. It just used a double geared potentiometer (no last setting memory).
The most expensive gear is usually proud in omitting everything deemed unnecessary for SQ reasons. Pure and basic. The less... the more... the better.
Emotiva wants to be recognized as the "Low price ... high SQ" label, not mainstream, i suspect.
I don't know, if there are even technical...