I have seen several brand new M3s sub 90 Microns. Listen to him. He knows what he is talking about as you will realistically not be able to ever buff the car safely again. I'd rather spend it on corrections down the road because defects are going to be present later. Orange peel is orange peel. Every car has it to an extent and these cars are particularly known for it. Its an understanding to knows who know cars. And like you said, you could use that money much more well spent. I know of the guy ur talking about and ur in good hands.
BMW: THE ATHLETE IN A SUIT