you can go through the motions which most folks do or work with some of the internal experts, and the information they will tell you on those things would make your head explodes.
I guess my sensei would explode if I do a kajak paddle technique instead of the real rowing technique: http://www.youtube.com/watch?v=sI44mHQVIg4
Better I don't try this one on the tatami.
Internal Training, Ki power and other things are very sensitive topics to talk about. For outsiders, it looks like they are brainwashed.
(don't get offended) Some friends of mine say: "stop with aikido, it's a sect. Stay with both feet on the ground."