Youtube a not only a site its also a universe, that connects people to each other through videos. It was formed so people can enjoy etc, but it has become very enjoyable and more informative site people can learn all every and many things on youtube, people can share what they know and people can learn many things like new skills, tactics, cooking, tecnical things, people can learn about studies and news, for eg. I found about 'mouthshut' on youtube this is great platform to learn and teach, now you can even earn on youtube by making some good videos and posting on ur chanel more and more views more income by adds great stuff best thing ever happaned to me