Stafford is 6-7 all-time on Monday Night Football, 1-5 against the 49ers Of all the changes in Matthew Stafford’s football career last year, perhaps none was more visible than exposure. As a member of the Detroit Lions for 12 years, Stafford’s opportunities to play in primetime were limited. That’s not trash talk, just a fact that’s backed up by the number of times that NBC, ESPN, and the NFL Network wanted to show Lions games. As a member of a Rams team showing off its brand new $5 billion stadium, the NFL was abundant in their opportunities for Stafford to…