Will new coaches, new QBs keep it simple? They won't tell

FILE - Cleveland Browns head coach Kevin Stefanski, right, talks with quarterback Baker Mayfield, left, during practice at the NFL football team's training facility Wednesday, Aug. 19, 2020, in Berea, Ohio. Teams with new coaches or new quarterbacks could limit their playbooks early in the season because they missed valuable practice time in the offseason due to the coronavirus shutdown. Mayfield is learning his third offense in three seasons. (AP Photo/Ron Schwane, File)

FILE - Tampa Bay Buccaneers quarterback Tom Brady talks to offensive coordinator Byron Leftwich during an NFL football training camp practice Friday, Aug. 28, 2020, in Tampa, Fla. Teams with new coaches or new quarterbacks could limit their playbooks early in the season because they missed valuable practice time in the offseason due to the coronavirus shutdown. Even Tom Brady has found it challenging to learn a new system. (AP Photo/Chris O'Meara, File)