Building the right corporate environment is the job of the CEO not the coach.
Past flags indicate an ability...in the past! Look at the recent Premiership coaches. Worsfold, Roos, Williams. All won flags in their first AFL coaching appointments.
He ain't gunna coach Essendon next year. Nor Carlton. Freo aren't looking at him the coaching role. Only club that might want his is Richmond and that's all emotion based. Why take someone no one else wants? When your neighbour puts out his rubbish, you don't collect it!