There's indeed a big difference of objective between YouTube and their users because of that. However, that's also an opportunity that YouTube hasn't realized

There's indeed a big difference of objective between YouTube and their users because of that. However, that's also an opportunity that YouTube hasn't realized yet, they could become a primary platform for content if they had a better algorithm and a better search, it would help them to monetize better those subscriptions. Youtube has one of the lowest per viewer revenue and the poor discovery isn't an accident in that.