Why is it, when I'm in Surveyor, and I move my "cursor" down the tracks, at a slow rate like a Loco would go, there is NO STUTTER?  Even in the most Hi-poly ares, everthing moves by just as smooth as glass.  Yet in Driver, I get stutter in these same areas.  Why is that?
 
(I told you it might be a dumb question....!)
				
			(I told you it might be a dumb question....!)