Earlier quoted context omitted.
He's not the problem though. The problem is people being offended by it or taking the bait. Ban, ignore, report, shun etc... Setting up a geek feminist movement is pretty much the worst thing you could do if you wanted the abuse to stop.
I don't know about you, but that's a poor and weak excuse. Would your be offended If I said that to your wife, daughter, mother in person. If someone said that to my wife in person I would break their nose, so why should online be any different.
I would be a bit unhappy and would try and get away from the guy, but I wouldn't challenge him on it and try and start an altercation.