At the moment the party with the most blame is the one getting away scot-free, the parents (esp. stepfather) and they are suing somebody else for money and perhaps also to shape the narrative.
It’s probably smart, most people are probably not contemplating whether the parents were at any fault for the suicidal tendencies of the child. It’s all conveniently blamed on a the moral panic de jour.
Limits on AI should be set by laws and regulations not judicial decisions or even worse a possible settlement.
Nothing, he will be dead. Anyone that NSA would bother to use their new and expensive quantum machines on will be an organization that should know better than to be compromised by decades old secrets getting out.