Quote Originally Posted by AgX View Post
Any change in degree of shrinkage affects both, the negative and the print film. The idea of using a larger hole distance on print film is due to films whilst copying running over a drum as sandwhich with the print film being the outer one.
exactly, in the Nitrate days the shrinkage of the negative created the difference "automagicaly" - once they switched to low shrink stocks they had to "Build it in"