I think it's hard not to know this, but outside of embedded I don't think I ever needed that knowledge. So as always: it depends. A front-end dev: nope, don't

I think it's hard not to know this, but outside of embedded I don't think I ever needed that knowledge. So as always: it depends. A front-end dev: nope, don't think so. Embedded software dev: you don't become one without knowing.