May 3, 2000: There's a general feeling in the air that application UI-designers have a lot to learn from video game design. But for some reason it seems very hard to apply game-design theory to apps, except in a tentative or completely generic sort of way. Is this because, as Jef Raskin puts it, people who are trying to get their work done generally don't want to be playing games? Or is it just for lack of experimentation? Or...?