Our devices know which way were moving and how dark it is outside. They look us in the face with cameras while were tweeting away. They sometimes even understand when we talk back to them. Learn about success stories and untapped potential in physical interactivity that doesnt involve touching anything at...

Our devices know which way were moving and how dark it is outside. They look us in the face with cameras while were tweeting away. They sometimes even understand when we talk back to them. Learn about success stories and untapped potential in physical interactivity that doesnt involve touching anything at...