Pretty self explanatory on that post. You don't have to recruit in the league, you don't at UCF. You do at Nebraska and he can't.
The "coaching cupboard" was pretty bare when he was hired unless they pulled a coach from another school. They couldn't.
The fact is when these schools look to past glory to get the program back, more often than not it fails: Frost, Harbaugh, Neuheisel, Fulmer, and the list goes on.