Youtube is an official website.It is the most searched video search engine.It has huge collection of videos of all categories taking into consideration every little small thing. It is a huge platform to learn many things . we can learn things by sitting at home . It also has many study tutorials which makes education even easier by simplyfying the topic. While we can get many innovative and creative ideas by watching decoration videos.with which we can decorate our house at low expenses. It also provides lots of entertainment like .it has movie video songs .movies .cartoon episodes.dramas.comic videos etc., .At the same time it is very important to know whats going around the world .in the hot streaming section it daily uploads whatever is the present hot topic all around the world . any movie trailers.teasers, first look, any recent incidents etc, thus it is the best video search engine I have ever seen .enjoy videos on youtube. The new option offline videos is damn cool . we can load any video when there is availability of network and watch offline whenwver we are free.