Telerobots become commonplace. These will be not much more than a wheeled or tracked base with a pole and holder for a mobile phone. It allows you to visit people in their homes, visit companies or customers, provide some kinds of medical service and carry out inspections of remote sites.
Augmented reality becomes a major entertainment system. You wear something like an EyeTap device and 3D content is projected into your field of view. The device also contains a accelerometers (same as the Wii controllers) to monitor head pose. Highly compelling 3D content, including games, business charts, street directions, ads, and even "adult content" can be interacted with at any location using the headset, which is wirelessly linked to something like a mobile phone or laptop.