To suggest that anything should be added to MSQ roulette is to ignore its actual purpose, which was to get people to help out at a key point in the story with these scene-heavy instances. Even with duty support being enabled, they still stand on their own instead of just being put in the level 50 spot.

If someone wants to use the logic that required content should be put in the roulette, then they would have to add way more than just CT.