Optica Festiva 09. Madrid – Different venues – fino al 17/10/09 Optica Festiva 09 International Festival of Videoart Optica is one of the first projects of its kind and, at the same time, is among the contemporary art events which attracts the most media attention. This initiative, organized by the Asociación Cultural Colectivo Interferencias, offers a forum for interchange and promotion that encourages an encounter with visual experimentation at an international level.To experiment means to g