Believe it or not, we're getting about the same number of views as ZombieGoBoom gets on many videos at 1.7 million YouTube subs. They've even begun putting the monetization icon in the thumbnails. That's how badly they are demonetized. #adpocalypsehttps://twitter.com/leonardjfrench/status/972034689849548800 …
It seems that is the case I just found this "make sure that you review our policies since age-restricted videos are not eligible for monetisation and are not shown in certain sections of YouTube. Age-restricted videos are also not eligible to be used for ads."