So every one agrees that the ninja not using airjutsu because of "dark magic" is dumb right?

I mean when you first hear about it you could be like oh that makes sense but when you think about it more it really doesn't, the ninja had to use airjutsu to get to the first spinjitsu masters tomb Masters so not only is it dumb but it make no sense that the first spinjitsu master made it so that the only way you can get to his tomb is dark magic, also the fact that it's shown multiple times that the ninja's will is stronger then any evil temptation so dark magic affecting them doesn't make...