But just in case...
Referring to them as "gang bang interviews": * implies an equivalence between having several people take it in turns to overpower and rape you, and having several people take it in turns to ask you questions * brings up the topic of rape in a context where people are expected to laugh * brings up the topic of rape for no good reason
Can you really not see how this would create an unpleasant experience for someone (ie most women) who's been taught since age 12 to fear the possibility of being raped at any moment? Can you not see how this would create a potentially triggering experience, one which would wipe out any benefit from attending the conference, for an assault survivor?