Of course you do, Donny. After all, he DID have an opinion different from MINE.

on top of that I think arranger players are so much more talented
Yep, it takes talent to hand sync (similar to lip sync) all those parts.

........"who cares" is the right answer.
So, even though the arranger keyboard is the instrument of choice for most people here, you don't consider how it is perceived by the rest of the music community as a topic even worthy of discussion? BTW, there is no such thing as "THE right answer".
chas