Refactoring is the practice of bringing code closer to a problem's ideal solution.
Related Posts
On writing code to communicate an idea or intent:
https://buttondown.email/hillelwayne/archive/codebases-as-communication/
YAML is a funny language: it's not Turing complete, but it can have arbitrary code execution bugs.
Rust is exploring ideas that allow it to generalise over effects, so you don't need foo and foo_async.
It's an unusual name, and potentially complicates error messages, but it's good problem to examine.
https://blog.rust-lang.org/inside-rust/2022/07/27/keyword-generics.html