Well, as a non-U.S. citizen working in D.C., I can assure you that cuts both ways.
I don't think he was addressing DC representative issue, however I am aware of it. (The media would not shut up about it during the election.) I think I am well informed enough. Apparently you are not.
I think you are reading a different parent. So, before you don a white cap and tell people off, you should click on the parent's link and verify that you are responding to right thread. To avoid looking like an ass.