With over 100 hours of video footage uploaded to YouTube every minute, and over 6 billion hours of video watched and discussed on the site each month, it's a thriving community. Now, Google has brought fan funding to YouTube in the form of a Tip Jar function.

One in three teens claim they could make money by creating YouTube videos. The success of social media stars like Bethany Mota shows that celebrity endorsements aren't influential as they used to be. Today's teens want inspiration from cool kids who could easily be their mates.

PewDiePie is the most subscribed channel on YouTube, and its creator makes more than £2 million a year on ad sales. He's one of YouTube's elite – a new generation of hyper-influential media moguls. But why are 30 million teens watching a stranger play video games?

A study by Instituto Pró-Livro found that Brazilians read on average only 2.1 books per year. Not having the spare time or preference for other activities such as TV were the main reasons for this. Penguin Books is trying to keep reading on people’s mind by having unread books tweet at them.