Common knowledge among the NFL is that the first 12-15 plays from scrimmage is "scripted," partly based on what the team thinks the opposing team is going to do on defense and partly based on what was worked on throughout the week.   I remember the Bills had a great run of having a solid script.  I think we had a streak scoring on the opening possession going at one point.   So I decided to do the analysis from the "Josh Allen is elite" era.  The script is probably the bigges