Troll quote removed No need to be an asshat about it, the questions he asked were very relevant to the thread. I would guess that the 'dances' mentioned are kata that the poster doesn't understand the meaning of so it is important to learn why they are there.
That sounds strange to me, I've trained at a couple of clubs and all of them spend some 'off' syllabus. Are you saying that you never learn any techniques not on the syllabus and during randori you are not free to work on what works for you ?