] Researchers in Dublin, Ireland, have developed a way to
] help people who are far away from their loved ones feel a
] little closer, using a pair of kitchen tables equipped
] with radio tag readers, projectors and computers running
] on Linux and Macintosh operating systems.
] ...
]
] The two-way system, part of Media Lab's Habitat project,
] sends images of those tagged objects back and forth
] between the tables through the Internet, providing
] participants with a pictorial record of their partners'
] activities.

It must be like living with ghosts. The images of stuff move, but the other person isn't displayed.