I remember in the film Enemy of the state (in spanish “Enemigo público”) the computer systems that it was showing a Will Smith running across the city (but he wasn’t playing parkour).

This is the trailer of film for refreshing your mind:

Well, Pandora system is near near to make this thing…more or less 😉 . We use to develop the javascript free library OpenLayers in the Console.

The next video you can see the demo screencast of early versión of GIS: