Brands want people to interact with their products and services - because interaction can take on value as an alternative to traditional currencies - and they're constantly searching for the best exchange rate. But what's in it for consumers?

With unsecured debt in the US at $2.6 trillion, personal finance startup Payoff is turning to behavioural science to help individuals save money. As people seek new tools to manage daily life, what makes Payoff a success?

Gaming hardware company Razer has entered the world of wearable tech with the Nabu smart band. The device is designed with a simple icon screen on top and a more detailed message screen on the underside - so people can check notifications privately.

People prefer wearable devices that are unobtrusive, fit into daily life and existing habits, and look stylish. But even if all these boxes are ticked, do they really want to wear technology on their wrists, faces and around their necks?