One counterpoint is that some therapeutic traditions have suggested a potential benefit from "autoanalysis", which is a form of structured solo psychotherapy. I

One counterpoint is that some therapeutic traditions have suggested a potential benefit from "autoanalysis", which is a form of structured solo psychotherapy. In that framework, the bot could be seen as helping people to perform autoanalysis. (I'm not sure of how much esteem this method is held in by mental health professionals today.)