I think the rule that needs to be enforced is the handcheck. If they start calling this it would allow a more free flowing game and allow for more cuts and dribble penetration.
"He makes it really easy on you as a coach because he has tremendous football instincts," Michigan tight ends coach Jay Harbaugh said. "Things come really naturally to him. He doesn't have to see things too many times. He has a good sense for how things should look and feel, and he's a tough, physical guy."