His health problems made him short, cute, at a young age, and he had talent, but it was a detriment as he got older.
In 1992, he came for the Special Olympics in this area, and seemed genuine in his concern for disabled kids, and spending quality time with them.
Like a lot of child stars, he didn’t have a happy ending.
Yes, case in point the tragic life of Bobby Driscoll. He seemed to have a lot of talent and could have transitioned to adult roles via the massively expanding TV market. It didn’t happen and he went into a depressive spiral to death as a vagrant, in spite of a supportive family.