He is, in general, extremely frugal. However, he also owns a chalet and Porsche that he drives when at the private chalet (although, I'd argue that for someone

He is, in general, extremely frugal. However, he also owns a chalet and Porsche that he drives when at the private chalet (although, I'd argue that for someone worth more than 20 billion dollars, that's fairly frugal.)