Youtube is the best source of information than any other source.One can find or gather any kind of information without being dependent on other person.Also it serves you as a income source and helps many people to show any kind of talent that they have to the world by simply uploading their video.
One can also starts its own channel and earns very good money .
Youtube also entertains you because you can watch any movies, comedy shows, romantic shows, drama and all.
Its a very useful way to spend your free time