http://mappa.mundi.net/signals/ en-us Over the last two years, we've been examining new technologies and trends as they relate to the overall concept of "Open Program Guides." <a href="http://mappa.mundi.net/signals/bin/000222.shtml" target="signals">These architectural sketches</a> serve as working blueprints for NetTopBox, our example of how program guides can escape the grid to create a community-based guide to media. http://mappa.mundi.net/signals/bin/000222.shtml