It all began in 2002, back when the Rams were in St. Louis and the Patriots were a plucky underdog standing in the way of a potential dynasty
So much has changed.
This hasn't: Bill Belichick and Tom Brady.
The duo, every bit as formidable now as when they won that first title, face the Rams, now back in Los Angeles, in a Super Bowl rematch of sorts that pits the NFL's past against its future.
At 32, Sean McVay is the youngest…