I have a feeling Musk and the FAA have very different standards around public safety. He has his differences with the SEC and NTSB too, but I feel the FAA hews far closer to the public safety end of the spectrum, and not the "move fast and break things(bones)" end.
They have really not been slowed down that much FAA.
So everybody should just chill out.
Btw, for people interest, this interview with Ken Davidian FAA's Office of Commercial Space Transportation is interesting:
https://www.interplanetary.org.uk/podcast/episode/90af4411/2...