Over at Grantland , the great Bill Barnwell wrote an interesting piece on the year-to-year ebb and flow of NFL teams, as it pertains to their records. The basis of his piece was examining whether 2nd half hot streaks carry over into the following season, but he also provided some good statistics on the well known idea that great teams regress and awful teams usually improve the following season. As it applies to the Raiders, coming off a 4-12 season, Barnwell found that since 1990, 88.2% of 4 win teams improved their record the following season, 5.9% got worse, and 5.9% won 4 games again. So should we expect the Raiders to improve on 4-12 this upcoming season? Short answer is: yes. Given that 88.2% of 4 win teams are winning the more games the next season, it would seem logical to expect Oakland will be a better team this upcoming season. The big X-factor for Oakland this season will be the quarterback situation. Matt Flynn will likely be the starter, and he's an interesting case. ...