Well, sure, language-level API (with a type system identical to Rust's) will be a problem, but as long as there's only one compiler, there doesn't seem to be a

Well, sure, language-level API (with a type system identical to Rust's) will be a problem, but as long as there's only one compiler, there doesn't seem to be a problem -- yet. I'm mildly wondering if this isn't a chicken and egg problem of sorts.