I've been trying to step back from all the Bills psychodrama and evaluate what McDermott has shown about himself as a coach and what that suggests about him going forward. How good a coach is McDermott; what does he do well, what could he do better, and is he capable of doing those things better? This is all just my opinion of course.   So . . .   PLUS SIDE: He seems to be able to motivate his players and create a positive atmosphere. He seems to be able to prepa