According to the overview, the key purpose of recommending videos is to provide the users with a better experience and to keep them engaged with the platform. There are two different types of recommendations that you see on YouTube i.e., on the Home Page and Suggested listings. Alves reveals that the platform works on two different algorithms to provide these two recommendations.
YouTube having nearly 2 billion active users monthly, the company constantly work on new improvements in order to provide the users with a better experience.