Earcons in apps for the 21st century.
"Redefining and disrupting the telephone industry is no small task, and Skype has used UI sounds in an integral way to claim its place as both the heir and future of the telephone."
"While a composer or sound designer's concerns can seem esoteric to the visually oriented design world, we can engage these team members on some familiar territory when we need to work together. In composing sounds, the basic parameters of good design and process always apply." (Max Lord - Boxes and Arrows)
"(...) about the role of sound in design" (Christina Nilson-Dag - Swedish Society of Crafts and Design)
Theory and Experiment (Nicolas Schöffer)