Unfortunately most people are still stuck in the mindset that everyone who isn't broken inside wants children. I've never wanted children at any point in my life, but I'm wrong apparently.
True but regardless of which one is technically correct, both pretty much share the same negative connotations now. I used to always hear people talking about how the swastika is really a sign of peace, but regardless of what it originally meant, it doesn't mean that anymore.
'Outside their field' was poor wording on my part. I meant more that it's not the sort of thing that most CS engineers see day to day. People forget things they don't use often.
It just doesn't come up very much. The computers abstract it enough that you rarely need to actually look at notation like that. Unless you're doing some real close to the metal work, which the people who kept their hands raised probably were.