Earlier quoted context omitted.
I agree with your overall thrust, but just a point that bugs me sometimes: Your comment would be much stronger without the "male privilege" explanation. That kind of talk has the wrong effect on people who aren't well-versed in feminist literature and there's usually a less broad description for the specific case you're talking about. For example, it's easy to think of programmers as men because working programmers a…
I agree, the "privilege" expression is adversarial and will offend people you might want to get onto your side. Personally, I instinctively ignore people who use it because it makes me think they either aren't serious about having a coöperative dialogue, or are as tactless as the people they're denouncing. Incidentally, I've seen it around a lot recently. Is it new, or newly popularized?
It's not like anyone is trying to be malevolent in this case; it's just something they would never notice. They have the privilege of not having to notice. Now, in day to day life, being left handed is pretty benign, all things considered, and I don't think a right handed person should have to apologize for being right handed, or for not noticing the issues for us southpaws, but neither should they be defensive when it's pointed out to them.
I think all most people are asking for is this: "It was noticed, it was corrected, we apologize, and we'll try and do better next time."