> I remember reading Yegge's blog post, years ago, saying that an engineer needed to know bitwise operators, otherwise they were not good enough. I think he's

> I remember reading Yegge's blog post, years ago, saying that an engineer needed to know bitwise operators, otherwise they were not good enough. I think he's right, nearly every engineer needs a basic understanding IP routing more today than in the 2000's with how connected the cloud is. Few engineers do, however. Every time you need to ask yourself, "Where is this packet going?" you're using bitwise operators.