alt Hacker NewsWhy? I mean... we had many "modern languages" that are not "modern" anymore, but the code in C still works, and when rust loses the "language of the week" status, the code in C will continue to be developed, and rust will be like go, ruby and others.
Because of the memory safety, better type system, and better infrastructure of testing. There's even no well-maintained property-based testing framework for C. Rust provides all of this out of the box or with popular crates.