A huge part of what a kid learns when they're growing up is social and emotional development. As adults, we take it for granted that other people have emotions that are different from ours, and we can identify what they are, but those are skills that children have to learn.

Adventure games are all about details - if you happen to take this one object and use it with this other object, in a really weird place, at a weird time. If you happen to write a really funny dialogue line for that, even if it didn't solve the puzzle, people will appreciate that.

I guess I didn't have a lot of friends, so that's what made videogames so important. They played back. I could do them myself. Solitaire can't surprise you; there's no AI. But videogames play back with you.

Kinect is such a great new entry into the field because it takes away one of the big barriers to little kids to playing a game, which is the controller. You can't hand a basic video game controller to a child and expect them to understand what a left bumper is and to click in the right stick.