Players show up on the scene every year for every team. We don't know who that is yet but we know Robert's, Epps, hill, ropati, and some others have plenty of potential.
If hall stays than QB isn't even a question. But we have guys with potential waiting in the wings.
On defense our players currently suck but who knows what happens with a new defense.
This is nothing new in CFB. That's just the natural cycle and progression of things.