Certainly Romeu’s decline is perhaps the most telling Bell weather.
Changing manager will not be enough, squad needs major surgery to cut out the cancer of sedition and debride the goal-less forwards.
So we have it confirmed that there are problems in the dressing room.
And that is with VVD to all intents and purposes out of the picture. We had hints of it in Puel's reign. Toxic situation that will likely result in relegation unless the trouble-maker(s) are shipped out.