Musk was born in South Africa. Why is he a Canadian citizen in the US government?

Musk applied for a Canadian passport through his Canadian-born mother to avoid South Africa’s mandatory military service

Oh he wanted to dodge the draft.

Genuine question, would calling him an idiot, or some other euphemism, be better? It all boils down to “ableist” if you consider it deeply. How do you insult an individual without insulting people like them?