Marc Hassenzahl explains the fascinating concept of User Experience and Experience Design. Commentaries by Don Norman, Eric Reiss, Mark Blythe, and Whitney Hess
User Experience and Experience Design !
Dahl, Luke and Robaszkiewicz, Sébastien (2012): For novices playing music together, adding structural constraints leads to better music and may improve user experience. In: Adjunct Proceedings of the 2012 ACM Symposium on User Interface Software and Technology 2012. pp. 85-86. http://dx.doi.org/10.1145/2380296.2380334