Originally Posted by White_Rabbit
Ash has realized that age is merely as old as you think you are.
that, or he's drunk from the fountain of youth and must therefore never age again.
so i guess he decides to act as immature as he wants.
The problem with people that are participating in this discussion is that they are taking this too seriously, or more to the point, literally. They seem to treat it as the show is actually real =D