Bookworm,
*hic*
Shorry, I didn't ekshplain myshelf prop, prop, properly. Gawd it's so difficult to explain every nuance without scripting a tome.
You seem to be suggesting that the nose of the aeroplane does not rotate relative to the nose of the aeroplane
Did I write that

No argument about the existance of yaw, just that it has nothing to do with rudder input.
Cheers!