After 99 games sensitivity should be a thing of the past !
Tetchy, petulant whatever he need to dop the tantrums when supporters make comments based on their observations. They pay their money they are entitled to comment.
Other managers with far more experience have tried silly formations at home, it is known by so many that 442 or as near as works at GP but silly formations do not.
But certainly hope Cal is fine and works his magic. Best to you all in these play-offs.