Musk: Inspired by having a backup for humanity on Mars, and an aspirational goal to motivate everybody Bezos: Space will be industrialized and earth will remai

Musk: Inspired by having a backup for humanity on Mars, and an aspirational goal to motivate everybody Bezos: Space will be industrialized and earth will remain some kind of national park Richard Branson: He doesn't give a shit other then to self aggrandize himself further as far as I can tell.