All those (not too smart) people are attacking Elon for changing his mind too often. What they can't see is it is actually a good thing. The smartest people change their minds often. To be consistent is easy. Even dumbest people could be consistent. They are just consistently wrong.
For example "[Bezos] said people who were right a lot of the time were people who often changed their minds [...]. It's perfectly healthy — encouraged, even — to have an idea tomorrow that contradicted your idea today." More of that in this article