Earlier quoted context omitted.
Musk is a lot more involved in day to day operations at SpaceX than a lot of people seem to understand. Shotwell on division of labor with Musk: > The way Elon and I share the load, he focuses on development. He's still very highly engaged in the day-to-day operations, but his focus is on development. He was the lead on Starlink, and I started shifting my focus to Starlink around late spring, early summer of last yea…
Even if SpaceX was his only company, he still is just one person. I'm not talking about Musk specifically, but CEOs generally. In almost no circumstance does it make sense to assign engineering success to a CEO in the way it was done above. CEOs are responsible for hiring executives and setting and enforcing vision and values. That's important but it isn't the whole story.
Take the example of the decision to re use rocket engines. Its a highly technical decision that has huge financial repurcussions and essentially the whole basis for the low cost business model of SpaceX.