Thought that you guys might find this series interesting. I'd welcome your input on the original article in the comments as well.
MattInBrisVegas recently wrote a couple of articles examining how long it takes teams, like the 2020 Redskins, to rebuild after hitting rock bottom. The answer was that it can vary quite a bit. The top teams in the league over the last two decades seem to have worked out how to win consistently within the competitive regime established by the salary cap and free agency. They seldom have really bad seasons, and when they do, they bounce back quickly.