Part of the social graph each individual keeps is the ability to shift between channels as s/he pleases. The more we advance in mass technology (read gadgets), the more we spread our communication in the social web by using various platforms, and the more we engage, cross-channels discussions become part of la vie quotidienne.
This book is just as much about the digital world as it is about the offline one. It is a combination of both. And to be exact it is about their intersection – that thing that makes the user experience a fluid that flows between the 0 & 1 and the touch-and-feel aspects of our lives. It is about designing for a homogeneous experiences in a time that PCs get effectively replaced by mobile computing in the everyday life.