Did the femininism of the 1960's and onward go way too far and discredit the strides made earlier...?

....by de Beavoir, Sanger, Jane Addams, Betty Friedan, and other seminal thinkers? Before you answer, consider one accomplish Sixties' feminism was the Society for Cutting Up Men (SCUM), and the best thing Third Wave feminism produced was The Runaways.