For most of the seven years that ASTD has been collecting data on the state of the training industry, the use of classrooms for delivery of training has been dropping steadily. Displacing brick and mortar classrooms are myriad web- and computer-based delivery vehicles, from simple CDs to elaborate corporate portals, and simulations rivaling the hottest Gothic multiplayer war games. The rapid growth of Web 2.0 tools for networking, microsharing, simulations, and other kinds of collaboration is likely to take learning even farther from the traditional classroom.