His plan isn't to land on Mars. His plan is to settle Mars. At the end of the day, it means that humanity will have a second planet to call home. If you have di

His plan isn't to land on Mars. His plan is to settle Mars. At the end of the day, it means that humanity will have a second planet to call home. If you have difficulty calculating the value of that, it's because it's incalculable. (Of course in the process of landing a million people on Mars, he'll need to balance the books to make it financially sustainable. I do have some questions about how he'll do that, but can envision a handful of ways to make it work. The actual value, however, is almost entirely off-book.)