But I don't know C, and it's easier for me to be able to write fast code in a language I actually know. Having to switch to a language you don't know is not a

But I don't know C, and it's easier for me to be able to write fast code in a language I actually know. Having to switch to a language you don't know is not a good situation, it doesn't help that a lot of other people know that other language.