Vlogger Jim Chapman on the 'best job in the world'

Ten years after the upload of its first clip YouTube went on to revolutionise the media landscape. It's now owned by Google, and it's become one of the most powerful broadcasters in the world. It's made international stars out of a whole new generation of videobloggers, or vloggers. Jim Chapman is an English vlogger with more than two million subscribers to his YouTube channel. It shows him at home baking cakes, walking through the park talking about the dream he had last night - just about anything, really. We asked why he thought YouTube had become so successful