I think it's that the few enthusiastic fans make such hyperbolic statements, they create drama and stand out among the majority of reasonable users of the language. They attract attention of the people who are curious about the language, and give the impression that the community is hyping it up too much.

The other day I saw a developer who works on the Rust language saying, please tone it down because it's making us look like fanatics. It's healthy to acknowledge that the language is not perfect, it has room to improve, even some fundamental flaws. Oh, I recognize your user name, recently read a great article you wrote - here it is. This was really informative and interesting.

Rewriting Rust - https://josephg.com/blog/rewriting-rust/