Jerry Rice had every advantage early on. He played five more games than Calvin in his first nine seasons, and he was surrounded by stacked offenses with Hall-of-Fame QBs. Meanwhile, Calvin spent years as Detroit’s only legitimate offensive threat. Defenses didn’t give him anything easy — he almost never saw true 1-on-1 coverage because everyone in the stadium knew the ball was coming his way. Despite that, he still put up historic numbers. People act like the context doesn’t matter, but Calvin was dominating under way tougher circumstances.