[BeetleB]

> I attribute this to careful curation of my logged-in viewing habits.

> That's the problem. As a rule, I never view political, celebrity, or clickbait videos when logged in. There is such a vast amount of dreck in these categories, you're sure to be disappointed sooner or later.

I think you've just pointed out that YT's recommendation algorithms are very poor. If a user needs to carefully curate to get good recommendations, then it means Youtube's algorithm is not very robust.