It is because using the word "deformation" to derogate the protestant Reformation is a violation of the Religion Moderator's rules for the Religion Forum.
The RM permits caucuses as sort of "closed door business meetings" for the groups invovled.
However, if they engage in negativity toward other groups, then they lose their caucus status.
Oh, dear. The RM is at last invoked and our crosses look like spears.
Alas.
The Group Hug thing is right out by now, I suppose.