http://www.techcrunch.com/2009/03/22/why-advertising-is-failing-on-the-internet/

“The internet is the most liberating of all mass media developed to date. It is participatory, like swapping stories around a campfire or attending a renaissance fair. It is not meant solely to push content, in one direction, to a captive audience, the way movies or traditional network television did. It provides the greatest array of entertainment and information, on any subject, with any degree of formality, on demand.”