I’ve been trying to use the flip-dot system by Alfa-Zeta for the last three years, so it is nice that they have begun creating pre-assembled units. Below is a piece of art entitled Delete by lab binaer located in the Public Library of Augsburg forecourt:

A snap-shot of the online encyclopaedia Wikipedia serves as basis for this artwork. The unique copy of the constantly growing online knowledge is stored on a memory in the column surrounded by security glass. There are only two connections to the outside world: Visually the display shows a tiny part of the millions of words. Physically an alluring button wants to be pushed. But whoever pushes the button will notice that he has deleted one character permanently.