Not sure I agree. If you quick steer so quicking that you forget to roll on the throttle then maybe..
I agree that you need to be smoothly rolling the throttle on after the steering input. But by turning the bike quickly you should need less lean angle, so I think that you should be less likely to crash. I am not talking about suddenly trying to turn as fast as a GP rider, but a definate improvement
I have completed Levels I, II and III. On the basis that I can only work on improving one area at a time. So first I will work on my weak areas and try to get all the techniques to the same level.
Then after that which of the three techniques to work on first