Technology is opening up invisible worlds of information and communication, and Mappa Mundi Magazine explores how Invisible Worlds, Inc. and others are mapping these worlds and creating new metaphors locating mankind's place in the information age.
January 2000 Memory Palaces: A Millenial Metaphor? by Carl Malamud.
The idea of a shadowy underworld of magicians and outlaws who learned (and practiced) the secret arts inspired an obsession by some of the noted authors of the 20th century. Thomas Pynchon, in particular, used the Giordanistis as the model for the shadowy world of an underground postal service in The Crying of Lot 49