Meh, Savage is yukking it up here and being a bit misinformative.
Yeah, the record apparently shows that neither side wanted to be the female, BUT there are serious and legit engineering reasons for the androgynous approach, as the guide seems to try to highlight.
This sort of thing is why I'm just no fan of #AdamSavage. He takes on serious topics in unserious ways in shows that are supposed to be about real science and engineering.