 then it's really just theoretical whether it physically exists or not. And so that's another idea about multiple personality disorder, that it doesn't exist, that it's only a very small group of people who potentially would even qualify for it. Many of them are faking it. And then there's also another portion that have been convinced, they're not faking it intentionally, they've just been convinced through cultural and therapeutic influences that they have the disorder when they really don't.