They would only be hosted on a handful of relays, not all. So if you created a tv series, you may want to host it on different paid relays in the US, china, Russia, Switzerland, and a couple other places that would make it difficult for the government to take down all of them.
Discussion
What happens when someone else broadcasts it ? If it’s only the link to the server where it’s hosted it’s more efficient than the whole show being broadcasted everytime