Forum Nokia recently published Game User Experience Library update, containing game experience-related articles, information, and tools to assist game developers in developing games. Document has specific headlines for Java and Symbian (S40, S60, S80, 7710), however could also be used as a general guide for game development for mobile phones. Main headlines are: Main menu design, usability guidelines and articles related to usability and user experience. It is fun and inspiring to read. There is also WebHelp version available.