Giving credit where it is due, this was Rails'
idea. That said, I think it's a great one, so I wanted to bring it over here to the main forum to see what others thought and whether there was some drawback I am missing.
Essentially, film study would be an additional individual practice category that would help players improve offense or defense IQ above and beyond the team practice time. Improvement would likely be less quick than full team improvement, as it should, but this would seem to be a very useful and realistic addition - particularly in the case of seniors who have capped out or transfer students who do not have experience in the O/D sets.