He must be opposed to playing zone in the first half. Playing zone would cut down on chunk plays, misdirection plays and trick plays.I think there’s 2 points here
1 as Guidry mentioned, opposing offenses do things they haven’t shown on tape. We’ve seen several trick plays.
2 opposing teams know if they don’t score often enough, our offense will blow them away so they pull out all the stops to try an score themselves.