Considering his content is auto recommended to billions of people, should be bigger.

I have (recently).

I do have Freetube but I forget to use it. I developed the instinct of reaching to my phone or to my tablet when I want to watch a video. The only source of videos on my desktop would be technical stuff embedded in pages from HN but videos are too long (as in time) compared to text so either I read the transcript if available or I skip to the next interesting post.