> If they chose Zig or Rust, I'd want to hear why that was a better choice than using a gc'd language.

Come on, they advertise with benchmarks hence it's quite obvious why they didn't chose a gc'd language.

Oh yes I know they do in this post, I meant more generally. Even myself I often wish I had a need to use a lower-level, cooler language, but the pragmatic side of me just can't justify it.