Flatscreen displays? Decidedly old hat; students from Queens University have a better idea: snowglobes. Hacking together a 3D HD projector, two Kinect sensors, and a hemispherical mirror mounted inside of an acrylic sphere, "Project Snowglobe" has created a pseudo holographic display -- presenting a 360-degree view of a digital object. The all-angles display is compelling, but it's strictly a single-user affair; the object isn't actually projected in 3D -- it instead follows the movements of a lone Earthling, rotating and shifting position, in sync with the viewer. The
