Seriously, how can I buy some of his shares of spacex?
(Disclosure: I work for Google, which is part of Alphabet)
To those who would follow him on such a mission? Sayonara. He's spoken about how it would be mostly work for those living there, and I wouldn't be surprised if he tried to implement a 9/9/6 schedule.
I would trust Weyland Yutani with a Mars colony before I would trust EM.
Amdahl law applied to company performance.
Don't buy Google to own SpaceX.
Wait until Starlink IPO and buy that (if not too expensive).