spirited insults from claiming he’s unintelligent, to saying he cares about his personal friendships more than the good of the program, to the repeated claim that he “doesn’t hold people accountable” which really means he doesn’t care about winning football games.
And of course the anonymity of internet chats means whoever said this stuff can forever hide and even deny they said this stuff and no one will notice when they change their tune and talk positively when the team is winning.