"look at App state and Troy" Most of those kids have the heart of a Lion. They were over looked by the big schools. You're not fast enough, big enough, accurate enough. So they play with a chip on the shoulder. They have something to prove.
Now the kids at the big schools "Tennessee" some (not all) are pampered, already proved themselves with the scholarship. Been told how great they are since age six.
Look the part, think they're NFL caliber. Gonna buy mama a house. Just taking it easy on the body, coasting along until the league tryouts.