Absolutely. Subjectivity is literally the worst influence in NFL officiating, and it probably responsible for some of the worst calls of all time.
Was it a catch, or wasn't it a catch?
Did he complete the process?
Was the knee down, or wasn't it?
Was the arm moving forward?
The less interpreting NFL officials do, the better. Look at the wide variability in pass interference. It's entirely a judgement call. Something as simple as the coin toss should be reduced to what an official thinks a player, "really meant".