Interactivity in new and old Italian television. The Italian way to digital terrestrial tv

The aim of the essays is to throw light, from the perspective of social research, on the concept of interactivity, which is presented as the value driver of digital television in the contemporary debate. The first section in which Digital Television is contextualized in its technological, economic and socio-cultural dimensions, is focused on the theoretical discussion of interactivity, considered both in its strong and weak versions. The second section presents national case histories, offering a comparison between Italy and different European ways to digital television