Curated and at least semi-professionally produced content, like PBS kids, is infinitely better in terms of providing consistently good content. I think YouTube is at its heart fundamentally incompatible with providing only high quality enriching content. Everyone being able to make content means there are gems that would never otherwise get made, and also vast wastelands of garbage to sort through, or get dumped into…
I think this is in some ways similar to reddit. While there are some great threads from time-to-time, it is a way for people to quickly vent/amuse themselves.