What kind of film is it whose protagonists are forbidden to speak; whose surfaces are avisual, often consisting only of paragraphs of text or tables of numbers; 1 whose climactic moment is the receipt of a file of old documents; whose director laments, ‘Nobody wants to talk to [me]. There is nothing to see. . What is there to film in any case?’ 2 The chances are that it is a film about information. These days, many of the images that appear to our senses 3 are no more than the effects of the information that generated them. The graphical user interface (GUI) of computers – a set of images that index actions of information.