 And the internet-user is "un actor multimodal que lee, ve, escucha y combina materiales diversos, procedentes de la lectura y de los espectáculos" (a multimodal actor that reads, sees, listens, and combines diverse materials, from readings and entertainment).The book develops in the form of a dictionary, starting with A for ‘apertura’(aperture) and the Z for zipping.He describes new concepts that have brought the digital age.