actually the chart shows the opposite. there were a lot of women in tech in the 80s and 90s. now there are fewer
To be fair, its not that "its cool now, so they want in the party", its actually that so many women just dont want in. I dont understand acting like the whole world needs to change because their are trends in peoples personal choices.
This is because feminism has become dominated by a very specific branch that renounces essentialism vehemently. Their a priori position is that there are no differences between men and women, other than those which are socially-constructed.
Of course, this is a sociological and political theory, whose followers often mistake for a scientific one.