You make an interesting point about visiting a site that you are unfamiliar with. But, for that really to be an equitable negotiation, IMO, these ad-blockers s

You make an interesting point about visiting a site that you are unfamiliar with. But, for that really to be an equitable negotiation, IMO, these ad-blockers should send a header that informs the content provider that they will be blocking ads and the site can choose whether or not to serve them content.