That new Bears coach is about to find out there's a world of difference in being the mad genius drawing it up when the system is all set up to provide you good talent and the snot bubblers up front. Versus when you find yourself needing to set up all that talent and running the entire show.
OC has to be a great gig, especially where he came from. Martz for example probably appreciated the foundation laid by Vermiel a ton more after he'd had some years of building it himself.