Important to whom? The same power that lets a billionaire develop spaceflight can also be used to instigate an ecological disaster, roll back human rights, or unleash killer robots.
> In theory, but in practice when did a billionaire do these things you’re worried about outside of a Bond film?
Looking at fossil fuel oligarchs shepherding in global warming, international human rights setbacks, and Tesla's "self-driving" cars that regularly kill other road users... they're more or less doing those things now?