Musk has outsized ambitions to create private sector space travel and electric sports cars.

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Yet, while we all enjoy reading articles about new gizmos, electric cars, space-age wind turbines, and of course, the latest advances in photovoltaics, these advancements represent only the surface of a much larger, systemic change in the way we will soon conduct business.

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Elon Musk, CEO of Tesla and CEO of SpaceX, held court on space travel, solar power and electric cars at South By Southwest Saturday.

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Pierre Omidyar, who started eBay, is more focused on philanthropy, while PayPal founder Elon Musk has put his money into electric cars (Tesla) and space travel (SpaceX).

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D. who never practiced, he has keen interests in space and ocean exploration, genomics and the Internet, telecom and artificial intelligence, hyperfast electric cars and epic environmental disasters.

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