I recall debating a historical point with a person who would send me cites in the form of TikTok clips. Coincidentally, I have two entire books on the subject, by two accomplished historians. Both books demolished all of his points.
Just for fun, compare a transcript of the movie "Oppenheimer" with the book "The Making of the Atomic Bomb". You're looking at a transcript of the movie of a few pages vs a 750 page small print tome. There's no way "Oppenheimer" makes one well informed about the Manhattan Project.
I've read that he's read "Rocketeers" by Belfiore, along with "Rocket Propulsion Elements" and "Fundamentals of Astrodynamics".
I have all three. The latter two are very non-trivial.
Musk is extremely well informed about technology. The idea that he doesn't read is not compelling.