I don't think this condescension is warranted. The functional differences make all the difference. The key part is not the physical limitations of radio but the

I don't think this condescension is warranted. The functional differences make all the difference. The key part is not the physical limitations of radio but the content that can be played. You can aim content at a niche audience instead of having to play top 40 dad rock and talk about the news. That is the completely new part.