This kind of comparison requires scientific rigor and unfortunately, may not result in the desired answer for a given viewpoint. It's much easier to go on incomplete numbers mixed with emotion. I don't blame the people advocating for more women: tech salaries are fairly high and it's better for them that they work in tech than something like garbage collection.

Software is an industry of truth. I have seen my share of deadweight (male only) and nothing kills a fledgling company faster. Hire competent people who you get along with. Fire people who don't produce. Don't hire someone just because of their gender. It's unfair to all and is actually sexist...