Elon Musk puts his case for a multi-planet civilisation

aeon.co

‘Fuck Earth!’ Elon Musk said to me, laughing. ‘Who cares about Earth?’ We were sitting in his cubicle, in the front corner of a large open-plan office at SpaceX headquarters in Los Angeles. It was a sunny afternoon, a Thursday, one of three designated weekdays Musk spends at SpaceX.