Sure, but the parent post is about logging - which isn't a small utility function. `printf` works for scripts up until it doesn't. When you start needing struct

Sure, but the parent post is about logging - which isn't a small utility function. `printf` works for scripts up until it doesn't. When you start needing structured logging, log levels and you are debugging performance issues because of logging you start to understand why that complexity is put in place. Leftpad? Sure that's extraneous. But logging?