Well, there are some arguments about it in theory. There are legitimate points to be made. And one universal truth is that there is loads of areas to be improved in how our legal system handles and defines crimes. But, no one personally is sympathetic to them, it is all theoretical.
And I really do not see where you are coming from. How does it create demand? Are there Pedophiles making a killing off of ads or subscriptions? I sort of get the impression it is more about enthusiastic individuals who do it because that is what they love, and they get a thrill of video taping and posting it. They are not some sort of business man or entertainer, who are just in it for the money or applause.