1. No, that's basic 'move your saber here, reach out with your feelings' stuff...he wasn't teaching them how to fight, he was teaching them to use the Force
2. Dark rendevous states Dooku was always outside of Yoda;s guidance and elarning things aside from him. That';s all the proof I need. Your turn. One source...oh, and logical fallacy, proving a negative, tsk a tsk!