A few years ago my wife finally noticed many parallels between our daughter and her own adolescence - yup, she's autistic.
Amazing she navigated through life for 64 years (just barely, but survive she did).
I have always suspected my dad was a savant. No education, very odd personality, but a masterful violinist and composer. You couldn’t hold a conversation with my father because he tuned you out and talked non-stop. Not being unkind, but he was an ignorant man. But my...how he could play the violin, and was mostly self taught.