A month into the NFL season and we've learned that the Broncos think they could be the 1985 Bears on defense - and the 1998 Denver team that repeated as Super Bowl champions.
We've learned the Browns are banged-up and bad. Then again, they were that when the preseason ended.
And we've seen some player meltdowns (Odell Beckham Jr., Bills vs. Patriots) that should be troubling the league office.
A look at the first four weeks, what they mean, and what might be ahead:
REVIVALS
Start with the Eagles (3-0), Rams (3-1) and Raiders (3-1).