The nightmare scenario for cable companies is that customers drop their TV subscriptions and grab their video directly from the Web, turning the cable guys into mere providers of "dumb pipes."
But here's a comprehensive set of instructions from a big cable company showing its customers how to do just that. It suggests that they head to the likes of Hulu, Fancast, or "any search engine"--weird for it not to call out Google, no?--to find their favorite shows.
Time Warner Cable's instructions on "How to Connect Your PC to Your TV" can be accessed by clicking on the image at the bottom of this post. And here's a helpful video (sorry for the clumsy screen grab; the video kicks in at about the five-second mark, and there's some unpleasant coughing around 2:30. Yikes!):