Sun Microsystems is experimenting with a three-dimensional desktop interface that could alter the way users see their screens--without the dorky glasses. First demonstrated at LinuxWorld in January, the "Project Looking Glass" initiative is a 3D Java-based, open source desktop that runs on Linux.

Prem Domingo, regional technology manager at Sun Microsystems of Canada, says Project Looking Glass will allow users to interact with applications in an area that is more like real space. For example, users can push things off to the side, push them behind, place things further away from themselves, and have multiple layers on their desktops, Domingo says.

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