Given up for done after consecutive losses in early November, the Buffalo Bills have their fans clambering back onto the bandwagon and checking out the latest playoff projection simulators to verify what their eyes apparently fail to see: a bona fide contender. Sure, at 8-6, the Bills’ path to the postseason remains complicated. Since then, though, the Bills have regained their swagger, overcome their injury-depleted defense and discovered a new dynamic running dimension to their offense.