Copyright protects corporate monopoly rights over culture and provides much of the profits to media conglomeratesm encouraging the wholesale privatization of our common culture.
Because Hightower's problem, among other things, is that advertisers would be a lot less interested in his show than in Limbaugh's, even if they have similar ratings, because of what Hightower is saying.
If the Internet is worth its salt, it has to help arrest the forces that promote inequality, monopoly, hypercommercialism, corruption, depoliticization and stagnation.
The whole process of getting licenses to broadcast, which took place decades ago, was done behind closed doors by powerful lobbies, and wealthy commercial interests got all the licenses with no public input, no congressional input for that matter.
The commercial broadcasters have tremendous influence in Washington, D.C., for a couple of reasons. First, they're extremely rich and they have lots of money and they have had for a long time, so they can give money to politicians, which gets their attention.