Arbor: Interactive Sculpture - From the Tree of Letters to the Tree of Words

This article will describe the interactive sculpture Arbor in conceptual and operational terms, analyzing the relation developed with users, peering into the technology and the interfaces installed, checking the elapsed interventions and anticipating possible exploits. Arbor, due to its original concept, has had recreational and pedagogical approaches which have exceeded expectations, throughout little more than one year of public exposure. The versatility of Arbor presented the authors with several new dimensions for interaction, exceeding the applicability initially imagined by its authors. This text will begin with an introduction, followed by how, through code and art, the technology allowed the writing of words and exposure of knowledge.