Another approach is using base31 with all vowels removed https://ss64.com/ps/syntax-base31.html
150 karma · joined May 1, 2013
If you happened to know that the page was www.ycombinator.com/error404.html Then you could load that page directly and it would return 200 OK
Could be that a bunch of people have given up on ad-blocking and are just blindly clicking every single ad then immediately closing the new tab to get to the video.
Result on CPC will be ad payments going through the roof, but actual conversions trending down to zero.
No doubt your use of the plug in is logged somewhere.