> Elon mostly lived with his father, who says he owned thoroughbred horses, a yacht, several houses and a Cessna. One of their homes was in Waterkloof, a leafy suburb of Pretoria that was popular with foreign diplomats.

> Wanderlust ran on both sides of the family. On holidays, Errol and his kids would travel, he said: to Europe, Hong Kong, throughout the United States. Or they'd take the plane to Lake Tanganyika [in Zambia], where Errol had a stake in an emerald mine.

That sounds more privileged than upper middle class to me.