US Pew study on broadband adoption found:
Viral nature of video
“Pew Internet & American Life Project, 57% of Internet users have watched videos online and most of them share what they find with others — 19% do so in a typical day. Three-quarters of broadband users (74%) who enjoy high-speed connections at both home and work watch or download video online.
More than half of online video viewers (57%) share links to the video they find with others, and three in four say they receive links to watch video that others have sent to them. “