I remember a panel on a news program years ago where the one guest was a psychologist who was treating "untreatable" drug addicts by getting them "hooked" on running or weightlifting or martial arts. They would stop drugs but would instead be doing martial arts for hours a day or running 20 miles every morning. Then he would start treating the addiction personality and causes, but in many cases the patients would jus…
There's a law that governs the treatment of mental illness and basically, it's not against the law to be mentally ill, and as long as you're a not "a danger to self or others" they will have to leave you alone, even if you clearly need help.
This is particularly heartbreaking for many people with some form psychosis, because anosognosia is frequently correlated with it. This is basically an inability to have insight into your own mental illness (sort of like a powerful form of denial).
So there are lots of mentally ill people in california, and they usually end up homeless, or eventually in jail.