These days, customers want the very best for their dollar, so it's normal to be highly quality or end result finish focused as you are. Being someone who does restorations, your expectations were always going to be probably higher than anyone else's and is to be expected. Maybe you won't bother pulling your new machine to a 1000 bits and you might be happy with the factory finish. ?

sorry, but when you are spending $8000/ $10000 (or more) then you should get a product that is hard wearing

I don't see why you are defending Stern over this