Welcome to SB Nation Reacts, a survey of fans across the NFL. Throughout the year we ask questions of the most plugged-in San Francisco 49ers fans and fans across the country. Sign up here to participate in the weekly emailed surveys.
The ‘72 Dolphins and the ‘07 Patriots. That’s the end of the list of undefeated teams in NFL regular season history. The 49ers were never going to go undefeated. It was a matter of when and not if. Games like Sunday in Cleveland happen in the NFL.