USC has an efficiency offense that’s not particularly efficient. I’ve charted all 316 meaningful snaps they’ve taken from scrimmage this season, and they’re underwater in terms of their per-play success rate with 154 successes vs 162 failures, given the down & distance. Philosophically, they want to march down the field with quick, high percentage plays which maximize the value of their accurate quarterback and sure-handed wide receivers, while minimizing the danger presented by their porous offensive line. (The reader may wish to refer to my 2019 in-season preview of USC, which breaks down OC Harrell’s offense that’s largely unchanged in 2020.