Guy you dont throw a True freshmen with that kind of talent in the fire until A) you do not have another option or B) he earns it and has proven he is ready. I think what we have seen so far is a bit of both. Heupel did it right.
So, wait, hold on ... are you telling me that the abilities and skills of the QB can greatly impact how an offense looks on the field? And that Halzle might not be the leftover cat food offensive coordinator some people claimed he was? Huh. Imagine that.