In the piece I argue that there are four main conceptions of the act of game-playing, going from playing as submission to playing as creation.
1. Playing as submission, where the player is bound by the limits set forth by the game rules.
2. Playing as constrained freedom, where the game creates a space in which players acquire a certain amount of freedom and the opportunity to perform particular acts.
3. Playing as subversion, where the player works around both the designer’s intentions and the game object’s apparent limitations.
4. Playing as creation, where the game is ultimately irrelevant for (or at least secondary to) the actual playing.
Read the full text here: http://www.jesperjuul.net/text/playing/