From an early age, we're taught not to take candy from strangers. Our parents drill a suspicion of the unknown into us, arming us with the tools to keep ourselves safe. But when it comes to the online world, grown adults who should know better throw caution to the wind, handing over all kinds of intimate data in exchange for use of a free app or wifi network.
This year's Mobile World Congress has seen nostalgia rub shoulders with the bleeding edge. The Barcelona event, now underway, is firmly casting an eye to the future with a steely focus on 5G and The Internet of Things, and yet there is also a trend towards better serving the discerning mobile user without the bells and whistles.
Mass adoption of the Internet introduced the Third Industrial Revolution, which completely upended the ways in which we live and work. Now, experts are starting to weigh in on the Fourth Industrial Revolution - the rise of digital lifestyles and the new ways in which technology becomes embedded within societies, business and even the human body.