They are still U S. citizens, just not citizens of any state. Same thing can happen if you are born in DC or a military base not in a state.
American Samoans are the ones that really get screwed. They are just U S. nationals. All the responsibilities of citizens (including the draft when it exists) but not all of the benefits.
I think maybe the text of your post did not convey that sentiment, particularly given the reliability of Poe's Law. Perhaps in the future, you might include a visible indicator that you are using satire?