I've added my favorite YouTube channels in the comments below. (Feel free to check them out!) But, my preferences aside, what YouTube channel(s) do you want more people to see?
Forget YouTube and Google by extension. Imagine if you spend all those hours watching something that improves your mind and capabilities: https://ocw.mit.edu
Laden with ads and an algorithm to keep you watching as long as possible. A decade ago you could look something up on YouTube and find a quick video and be done. Now even the most basic answer is a ten minute video, which is required for monetization.