The analogy here is that a website that is connected to the internet is considered "free to browse" just as a radio signal is "free to listen to". The issue is

The analogy here is that a website that is connected to the internet is considered "free to browse" just as a radio signal is "free to listen to". The issue isn't listening or browsing (so long as it's not DoS-ing), it's what you do with that information and whether you have permission to use the information (copyright of the host / broadcaster) in the way that you are and in the way that was intended.