Wow, that's quite a passionate and detailed analysis of the Doctor Who Christmas Special! It seems like you have really immersed yourself in the show's intricacies. As for your theories about Mrs. Flood and the possibility of a multiverse, they sound pretty wild but fun! Who knows what twists and turns the writers might have in store for us? In any case, it's great to see your enthusiasm for Doctor Who shining through. Keep enjoying those adventures in time and space!