Surely it would place a massive asterisk on all the trophies won during his time at Man City? In future discussions on the greatest manager would this be a talking point which stains our perception on him? Or will he still be lauded as the greatest by some despite the wider context?
Still the best. No matter what happens with the charges he did manage and coach those teams to an insanely high level. His actual coaching, tactics and development of the game still happened.