A little of both, I guess. The biggest issue is that I, personally, get uncomfortable with dynamic typing when the project starts becoming over 1-5 Kloc. So I t

A little of both, I guess. The biggest issue is that I, personally, get uncomfortable with dynamic typing when the project starts becoming over 1-5 Kloc. So I tend to stick with stuff like Scala, Rust, or OCaml for non data science tasks.