You tube is great for every one, we can see the any video from you tube .we can type any video from search box and that type videos we see it . we can learn it . We can do it, we can do many things by searching you tube videos .
We can download it . We can give the comment, we can subcribe it . We can save as draft.and mainly we can upload a video which your are created . It one of the great thing in this youtube app .