‘One might think such limited personnel substitution makes it easier for the defense. However, the Rams – and now the Bengals – compensate by using a lot of pre-snap motion and various bunch formations. Furthermore, the receivers all play every wideout position. You can’t count on the biggest, best wideout to be in the “X” position at the far left of the formation, or the littlest receiver always to be running underneath routes from the slot.’