Pure rumour, but I heard the Tim Clark went to inspect Meydan and went ape-s####. He had signed off on the development, but what eventuated was nothing like what he was originally shown.
That's why phase two will be duplexes with much more space, but it still leaves EK with 500 odd prison cells to fill.
I suspect they are moving non-pilots of a slightly lower grade in, making room at DSO for pilots who are entitled to a villa.