Ericsson "TV & Video Consumer Trend Report 2011[here]shows " .. that people are spending slightly less time watching scheduled broadcast TV, and that they are spending more time watching streamed on-demand TV online. More than 44 (38) percent of the respondents reported watching internet-based on-demand TV more than once per week, while about 80 percent watch broadcast TV more than once per week .. The study also shows that social media usage has impacted the way we watch TV. More than 40 percent of the respondents reported using social media on various devices such as smartphones and tablets while watching TV".
Providers of content or access services maybe interested in the bottom chart showing "What people found to be the most important TV set features and their willingness to pay for them" (big screen and quality lead).
See "Ericsson presents TV & Video Consumer Trend Report 2011"- here.
Related post - "How do you Watch Netflix?" - here.