Particularly interesting is the idea of "pre-censorship," where the author knows beforehand what she shouldn't write.
He was, of course, talking about TV in the fifties and sixties, but this is valuable stuff for any writer to keep in mind.
In a lot of ways, writers can be their own "pre-censor," worrying about what publishers might or might not like, instead of writing what they want.
All this before a single word is written.
Particularly funny is the anecdote about the hate mail an episode of Lassie received because it was about a dog giving birth.
People complained about their kids having to see a "sex show."