Twilight broke the MCC entirely
No, TA just stopped it from doing what it was never intended to do in the first place. I haven't downloaded 1.92 yet, but I believe that it finally fixes it so that it does what WAS intended- making planets flip more easily/quicker...and nothing else.
@Herodias: Why are you playing the Thalans as evil? The Thalans are a good race, and should be played as such. They get incredible bonuses after choosing good as their ethical choice. The Altarians are the only other race that get bonuses that good.