mathematics….
after week 1 you have 16 1-0 teams
if Winners played each other after week 2 you would have 8 2-0 teams
after week 3 4 left
week 4 2 left
in the nfl with most teams the margins between playoffs and not is marginal. Early inn-the seasons team have something to fight for. By game 7 or so separation can occur with some luck in getting 5-2or better or 2-5 and worse.
the current 2-0 teams sre
Bills ( cards, fins)
Steelers ( falcons, broncos)
texans ( colts, bears)
chargers ( panthers, raiders)
chiefs ( bengals, ravens)
Vikings ( giants, 49ers)
Alvin and the chip-monks ( panthers, cowboys)
Bucs ( commanders, lions)
Seahawks ( broncos, patriots)
eagles* (1-0 play tonight) ( packers, vs falcons)