You’ve brought up an interesting point. Which is if the Rust implementation is supposedly developed faster, how could their predictions of the C-version have possibly met their goal date?
I don’t really have an answer to that, but one of David’s reasonings for switching to Rust, was purely for the size and legibility of the codebase. He wanted as many people as possible to be able to go through it, understand it, and improve it. And in that regard, he has been tremendously successful:
