The demographic transition, according to this analysis, is a shift from r-type to K-type behaviour.

ECONOMIST: Why, as people get richer, do they have fewer children?

We made our way to a historic block in Midwood, Brooklyn, where I met up with a car collector, who happens to own a 1952 Bentley R-Type.

FORBES: A Day in Life of a Bentley Mulsanne

Over 100 compatible games are available to download from the Google Play, including popular titles: Cordy, Sleepy Jack, Whale Trail, Asphalt 5 HD, R-Type, Reckless Getaway, Reckless Racing, Samurai II: Vengence, Guns'n'Glory, Wind-Up Knight, Sonic CD and Zenonia.

ENGADGET: Gametel Bluetooth mobile controller lands stateside for $49.99