Oh dear, how sad. There is no cure for this kind of madness, medication just supresses some of the behavior. I worked in the field for years, some people just cannot live without supervision. Yes, it is like prison, but it can be done in a humane way. it's not their fault. Schizoaffective disorders are not social disease, therapy is useless, it is an organic brain disease. She probably is hearing voices, the meds can stop that, but then you get a zombie. Mental illness to this degree is a tragedy. Yes, lock them up, but they are not criminals to be punished, but they are not safe to themselves or others.