Good points D&D! See https://www.pff.com/news/week-5-man-and-zone-rates-week-6-predictions
We played man 22% of time vs the Steelers and 23% vs Ravens. Against Rams and Dolphins, with scarier WR corps, we played man <10% of time. The attached says Chiefs face man D almost half the time. Can't see Bills doing this as the Bills only play man 14% of time on average.