Throughout the 70s and into the 90s, groups around the world helped hapless users figure out their computer systems, learn about technology trends, and discover the latest whiz-bang applications.

Computer systems fall into two categories: clients and servers. Clients are the user's laptop and desktop computers, tablets and smartphones, while servers share their data and applications with ...

When a user interacts with the tabletop computer, the Bootstrapper system, which consists of one or more depth cameras mounted to the table's edge, observes their shoes and matches them to a ...