I believe that Youtube's warnings about adblockers are the beginning of the end for Youtube as a citizen of the Open Web, and the latest volley in the fight that will end with the death of youtube-dl, invidious, etc.
This road leads to DRM powered by EME, and that would be the fulfillment of the promise made by EME when it was launched.
@ajroach42 I'm interested, but I'm old and I can't even change the clock on my VCR. How does this work?