Would the story be different...

[The Amazing Spider Man]

That is true. Considering Spideman came from being bitten by a spider.

Which spawned a franchise(s)? larger than anything manga has done.

 

[Natsu Shazneel]

But male kisses and semi nude females are?

Kishi sometimes thinks about his wife while making those scenes. Its all good.

 

[SusanooKyuubi]

Kage Summit arc and Pain arc

Oh, then I agree with tatoed tata, there would have been very few ripples in the storyline.

Now, if this clash between Obito and Itachi happened much earlier in the story, then that's a different story (literally).

 

[Natsu Shazneel]

Which spawned a franchise(s)? larger than anything manga has done.

That's America for you. They turn anything small into world class. That is why state leagues are supported more than World sports.