‘”The ability to change arm slot, to change ball positioning, some guys are faster, some guys are slower, some guys are bigger, some guys are smaller, and we’re asking them to run the same routes,” Allen said. “If you’ve got a 6-foot-4 guy running the same route as a 5-foot-10 guy, the ball is going to be a little bit different. So it’s all reactionary stuff, and I think it’s a good thing.”‘