The document discusses designing computing experiences for the next billion users. It notes that the first billion personal computers took 27 years to achieve, while the next billion will take only 6 years due to differences in these users. The experience will be different for the next billion, as they will be surrounded by many personal computing devices. Designing for the next billion requires considering new paradigms around ecosystems, interactions and behaviors rather than traditional factors like drive trains, inputs and displays. The next billion users are global and their needs may differ from what companies typically provide.