"Yes this is indeed my first 3D game but I have a feeling that it's going to be hard to go back [to 2D].While I know there are plenty of people out there who weren't as thrilled with Brawl as they thought they were going to be, I doubt that Sakurai is to blame. Honestly, when you play a game as much as some people played Melee, it'll be hard to follow it up, no matter who you are.
"For example when you watch Avatar in 3D you take notice of the 3D element initially but then as the movie goes on you forget about the 3D novelty as your eyes get used to it and simply enjoy it for what it is.
"That's the nature of the way we get used to things as they become familiar. The problem is that when you go back to 2D after 3D it feel sflat. So in terms of game development I would think that going back to 2D after working on a 3D project may be very difficult for me."
If there isn't a Super Smash Bros. game on the 3DS within the first two years, something has got to be wrong over there in Nintendo's ivory tower.