Quote Originally Posted by mage
EDIT: Well, I guess it does make sense that he would ask that since it's not one of the five elements, but it should be fucking obvious? Kishi also dodged another bullet by making it to where he doesn't have to explain other jutsu like shadow, baika, and genjutsus, too, which was pretty gay.
I'd have to agree with this. As it stands, this element system explanation thus far has been, well, overdue and rather threadbare. No doubt due to Naruto being a slow learner, the remainder of the logic behind vague jutsus will just have to wait.