Sure, but is there an actual reason to be switching?
Uutils doesn't seem to be an evolution of coreutils, but a functional clone. What advantage do we get with that?
Note: I have pull requests against uutils so I'm by no means anti-Rust or against the project. But I personally would not replace coreutils with it.
Pivoting away from number theory and trying to learn molecular dynamics. I still have a large number theory research library that I can work on, but now I need to find a research topic in MD.