It is easy to make the case that Elon Musk, founder and "chief designer" of Space Exploration Technologies (SpaceX), has given enough to the cause of spaceflight. His company has successfully developed two rockets and a capsule that has returned to Earth from orbit and is designed to return from the Moon and beyond. SpaceX received its share of government help, and after 10 years and counting, progress has been much slower than anyone would have wished. Nonetheless, these achievements are real and primarily Musk's. They would not have happened without his initiative, his perseverance in the face of seemingly endless delays and repeated early launch failures, and the investment of a great deal of his own money.
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