1 “... examples from past and current sites and mobile applications and talk about how the combinations - mix...”

2 “... sound. In two parts, this guide includes:Past, present, and upcoming advances in sound designPrinciples...”

3 “... to illustrate past examples of technology's profound impact on communal and individual identity. Digital product...”

4 “... editors, Kevin Jeffay and HongJiang Zhang, offer further incisive interpretations of past and present...”