YOUTUBE VIDEO and music is a topmost useful resource for learning .people who dont have any real time teacher for learning then this will be the latest and awsome app for learning.here you can search for anything you want to learn also You can watch videos here .also a few movies are also updated here where some of them are fully free to watch and some of them are needed few money to watch .YouTube also give an opportunity to learn and earn to the viewers .anyone can update a video and from it if it views by most people then we can earn a good amount by monetizing the videos .so LEARN AND EARN.