Honestly, I feel like YouTube recommendation is the _only_ good thing YouTube has lol. I often see a ton of complaints about the recommendations but I've honestly never had an issue. I know that yes, you click on one video and now all the sudden you get 100s of that type... but it sorta works for me since it seems like that "effect" wears off just as fast as it starts. For example, I have a friend that's into cars. I…
Old youtube used to be very simple and recommend similar videos to the current thing you are watching, so you would get basketball videos when you were looking for basketball videos.
Now, it will do that for some but also put car videos in the recommendations as stuff you "might like". Not only that, it will probably recommend the same car video you watched yesterday because you liked it yesterday so surely you'll love it today too right ?
This only gets worse as you add more "unique" topics to your searches and follows. It doesn't matter what video I'm looking at, I get the same recommendations for all of them.