I mean he's not wrong and Loomis wouldn't operate that way. That being said it was a good reminder why I'm tired of Allen's and his (even though they are slightly different) style of defense. You need elite CB's and the second one goes down, and it will inevitably happen, if the other team has a halfway decent QB they can just sit there and target the backup all game.
There's only so many elites to go around, You need an elite QB , an elite RB elite WRs. Now you need elite CBs ?? And more than 1. How about an elite pass rusher as well , heck let's get 2