Number 2 is a straight fact. I can honestly say if I had to grind heads and intakes without his burrs I wouldn’t do it. His stuff is that good to use.
Number 3 is a bonus. If I had one in the shop I’d be wearing it out.
Of course I’d rather have a mill here because it will do everything a S&G machine will do and a bunch more like surfacing.
Someday…