Using code in games to actually create music, note by note, on the fly, is an underutilized idea that has potential to add huge value to games that aren't even focused on music, by offering an extra sense of authorship to the player's experience.
Being five languages of experience. By understanding languages of experience - for cultural challenge, human engagement, human manipulation, spatiality, and aesthetics - Clark asserts that we can better understand how and why games matter.