What is wrong with Rust packaging on EL9?

Rust’s rich type system and ownership model guarantee memory-safety and thread-safety

https://www.rust-lang.org/

$ dnf list | grep -P '^rust(\.|-)' | wc -l
7318

Looks like Rust’s rich packaging guarantees anything… but security.
Why would one want to have a Linux package for every little library?
Who is going to audit this?