The amount of household viewing (at least in US households)
has been remarkably steady for some time. In fact, it
has plateaued since 1980 (Fig. 1). Quasi-experimental studies
also suggest that access to TV leads to a fixed amount
of viewing, quickly hitting a ceiling (6). For example, in
the seminal NoTel, Unitel, Multitel study, researchers followed
three towns in Canada. For topographical reasons