I don't understand the point. couldn't it just mean that men are more likely to be crackpots? or that women are more likely to read up before confidently assert

I don't understand the point. couldn't it just mean that men are more likely to be crackpots? or that women are more likely to read up before confidently asserting they know the answer? fwiw I'm a woman who's interested in physics, though I haven't contributed any crackpot ideas.