Over the next five years, the portion of vehicles on sale that are networked will grow from 10% to 90%. But as car and mobile brands wrangle over how this will work, a partnership between Visa, Pizza Hut and Accenture lets drivers order and pay for pizza from the dashboard.

Car ownership is dwindling among Gen Yers, with many of them as likely to pay for a piece of a car as the whole thing. But according to a recent survey from nVest Ventures, connected cars could halt this decline, with smarter vehicles appealing to the majority of Gen Y.

To many, car-hacking sounds like an improbable danger from a distant future. But many new cars are connected to wireless networks, and are already vulnerable. Hacking is responsible for a third of car thefts in the UK. Is digital security now the car industry’s biggest challenge?

The global premium and luxury car industry was worth €319 billion in 2013. As Audi, BMW and Mercedes compete for market share, can Mercedes' Predictive User Experience – which accurately predicts the driver’s behaviour and adjusts to their preferences – put it on top?