Google's mobile app 'Ingress' is a game played in the real world. Players use their Android phones to look for clues and codes in their environment in order to find virtual portals and coordinate attacks with other players.

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?

In 2013, Gen Y helped grow sales of licensed merchandise to $51 billion in the US and Canada. Determined to raise their children in their own geeky image, Gen Y parents are introducing them to their pop-culture interests at a young age. How are these geeks reinventing family time?

The word 'gamer' might make you think of teens in darkened bedrooms. In reality, over 60% of all American gamers are adults, and the average gamer is a 30-year-old with a job and family. But why do we play games beyond childhood? And is the way we play as adults any different?