The career for pure mathematicians(which is more like the humanities, and specific knowledge quite untransferrable) in academia, being better or worse, is open for discussion.
Quite questionable examples. Most girls I know become teachers/nurses/psychology/doctors and a few engineers. Zero in CS usually. It's only about the money in the US because your diploma costs too much money and you need to pay down your debt. His webpage only applies to the US, I'm sure other countries like Russia have babes in Computer Science (See Golden Eye).