The answer is simple: C isn't going anywhere. Some programmers are satisfied with Rust, and let them enjoy themselves, for as we said, Rust is a great advance f

The answer is simple: C isn't going anywhere. Some programmers are satisfied with Rust, and let them enjoy themselves, for as we said, Rust is a great advance for systems programming. But many C programmers, in particular, are unsatisfied with its complexity, as are we, so we're building Xr0 for them (and us).