Rust is quite good for that. Also, you can always get a very clever person to write a very small piece of C code. Or perhaps, we just need our programs to be 2

Rust is quite good for that. Also, you can always get a very clever person to write a very small piece of C code. Or perhaps, we just need our programs to be 20% slower? Would you buy a house which was 20% cheaper, but if a plumber was having a bad day there is a significant chance your house will explode if you turn all the taps on at once?