With half a billion wearable devices shipping in the next few years and going straight onto wrists, shoes, glasses and lapels, soon interacting with smart cities will seem as 'normal' as checking Facebook.

The drive for mental and physical self-improvement has been accelerated by data tracking. Whether it is through ‘levelling up’ or the distant promise of biotech, people are determined to be the best version of themselves possible.

When Sony gifted all 736 World Cup players with headphones, it was with the idea of more than three billion people watching from across the world. Instead, players wore the Beats overheads they already own, leading FIFA to ban Beats from the stadium altogether.

Toy maker LeapFrog has created a watered down version of what every adult seems to be playing with today – a fitness tracker. Called the LeapBand, it motivates kids to jump around and be more active. But do parents really need to be tracking their kids while they play?