OK so I got about two thirds of the way through that before my brain rebelled and my focus went elsewhere.

Thanks for the link though, that was an interesting read. I was aware that "Caveat Emptor" was a bit of a libertarian tenet, and that people like to rely on things like reputation to enforce good trading practice, but that is an interesting explanation of why a libertarian may be against any and all government interference in even blatant fraud.