It does say Asperger’s in the article. My point was that anyone might act a bit strange, if they were forced to spend all their time with people (on average) 80 IQ points less intelligent then them. Consider that people, with an IQ 60 points below average, generally need to live in an assisted-living facility.
he’s spontaneously doing math that most math PhD’s would have a hard time understanding. Use whatever word you want (unique talent, genius, gift ...), I would not call it strange behavior.
No doubt that Mozart was a bit odd as a youngster. Mathematicians tend to be even odder than composers.