Eh, I don't think iteration times in Rust are nearly as bad as you think. During a realistic development loop compilation is <1s in most situations thanks to in

Eh, I don't think iteration times in Rust are nearly as bad as you think. During a realistic development loop compilation is <1s in most situations thanks to incremental compilation and tests are fast unless you have synthetic slowdowns such as sleeps or IO (which would effect both languages equally).