I’m not a doctor but he certainly seems neurodivergent based on his writing. It’s hard to imagine him ever changing in some significant way and being “rehabilitated” enough to be allowed back into society, hence the “some evidence”. It’s might be best he remains in jail rather than be paroled.
I was developing 30 years ago and I love what’s available today. Nostalgia is fine, as far as it goes, but things change and sometimes for the better. This is one of those cases.