Why is everything "... built in Rust" trending so easily on HN?
(Which may not all be true, but perhaps moreso than your average project)
There's no big mystery. No conspiracy or organised evangelism. Rust is just really good.
> I doubt Rust gives any meaningful advantage there.
Advantage over what? Haskell & OCaml? Maybe not. C++ or Python? Absolutely. Its type system is far stronger than those, and its APIs are much better designed and harder to misuse.