From what I've read it's pretty obvious the even if it "calmed" people it did so at the expense of their internal life. The people weren't cured they were cleansed. How do you do that to a family member and then tell other people it was a good deal?
Hi there -- not discouraging further answers here, but this answer from a popular thread in the last couple days by u/hillsonghoods goes into some detail on this.