> Ad-blockers are a legal grey area. You are costing the service provider valuable resources without giving back anything in return.
You could turn that argument on the head. When you're blocking ads, you're preventing advertisers from wasting money on you, as you wouldn't have bought anything anyways (for me, annoying online advertising actually lowers the perception of the brand). So, you're doing advertisers a favour by blocking the ads.
I've not met a single person that "likes" advertising, but it works very well despite people's disdain for it (look at coke's market cap and tell me advertising isn't effective).
Advertising is a tricky science, it might be effective on you or it might not. But it is effective on most people, including I would wager, the vast majority of people who block ads.
Ads are often chosen based on a real time auction. You see an ad because someone won an action to show you an ad. Their bidder had the option of not showing you an ad.
You could turn that argument on the head. When you're blocking ads, you're preventing advertisers from wasting money on you, as you wouldn't have bought anything anyways (for me, annoying online advertising actually lowers the perception of the brand). So, you're doing advertisers a favour by blocking the ads.