The 2017 Cleveland Browns went 0-16; the 2017 Philadelphia Eagles won the Super Bowl. The Browns were a very, very bad football team; the Eagles were very good. The list of things the Browns did better than the Eagles is short; the list of things the Eagles did better than the Browns is long. The biggest gap between the two, however, came on passing plays inside the opponents' 20. That's where the Eagles and Browns weren't just the two most extreme teams of 2017, but two of the most extreme we've ever measured. We noticed this while putting together Football Outsiders Almanac 2018 (on sale now!