‘Participating in Hard Knocks, per the NFL’s directive, isn’t something the Bills, or any team, loves doing. For one thing, it’s highly intrusive. For another, it creates a constant distraction to the job at hand. For yet another, there’s the very real chance that something makes air that the team would prefer doesn’t. Last week, an NFL Films crew was here installing cameras and microphones in meeting rooms and other areas occupied by Bills players, coaches and staff.’