You mean the Rust language that has dozens of cross platform implementations of coreutils binaries? Go might be larger, but I hardly think Rust qualifies as sit

You mean the Rust language that has dozens of cross platform implementations of coreutils binaries? Go might be larger, but I hardly think Rust qualifies as sitting on the sidelines. That's a fair opinion. I think the article is richer for having shown what a better API can look like for contrast.