We're not obsessed with wealth, it's boring: World's richest man Musk's brother

World's richest person and Tesla CEO Elon Musk's brother Kimbal Musk said in an interview that he and his brother aren't obsessed with wealth. "I do know other people...are obsessed with wealth...And that's not me...it's not my brother. It's boring," he added. Kimbal claimed Musk has "paid more taxes than any human on the planet in the history of America".