Esther Polak, Waag Society & Jeroen Kee: Amsterdam RealTime (2001) - imp...

GPS-equipped pedestrians sketch out the city plan of Amsterdam as a record of their everyday itineraries. Their paths appear as lines of light on a black ground, only to be gradually effaced, giving way to the traces of other walkers. But the work is a fragile gesture, fraught with ambiguity: the individual’s wavering life-line appears at once as testimony of human singularity in time, and proof of infallible performance by the satellite mapping system.