I go with the theory mentioned earlier in this thread that it's a training philosophy to encourage good strong technique. Or to take advantage of the few opportunities that you might have. Never really bought the "one hit kill" thing - I think it's become a kind of urban myth - like calling a shuto a "Karate chop" and thinking we can chop through bricks.
James, Dan's just ****ed off cause you are authentic Kaju because Sijo said so and he is Kaju cause a Professor said so. He'll get over it and want to join the cool kids club soon enough. If not, just pull rank on him and call him a stupid student black who knows nothing.
Ah, family fights. There so much more entertaining when they leave the house and go out into the street.