Many a year ago, an ad firm used to track the words you highlighted with your cursor. I wrote a userscript that highlights every letter repeatedly to spell out

Many a year ago, an ad firm used to track the words you highlighted with your cursor. I wrote a userscript that highlights every letter repeatedly to spell out "FUCKYOU" when it loaded that company's JS. I mean why do advertisers think its impressive to do this? I swear they increase their intrusion and in return more and more people tune into ad blocking. And don't even ask what I do about sites that insist I turn it off -- I blacklist them.