There’s something to be said for continuity.
In Pittsburgh, you could say there hasn’t been much of it. Not in the secondary, anyway.
In their mission to find the best defensive backfield possible, the Steelers have rotated faces in and out over the years. That’s not a bad thing, the pros of adding better talent, corners and safeties who could thrive in their evolving man coverage scheme outweigh the negatives. But there are negatives. New faces, players in ascending roles leads to a simplified scheme to avoid confusion.
Go back to Keith Butler’s first game as DC in 2015.