Snapchat is officially growing up. Like Facebook before it, Gen Y and X are now flocking to the app, and this could mean that Gen Zers – and the advertisers trying to reach them – may begin to leave. After all, who wants to send silly selfies in the same place you speak to your mum?

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?

With DuoSkin, wearables are no longer just an accessory – they become part of your skin. Developed by the MIT Media Lab and Microsoft, these temporary tattoos use gold leaf to create aesthetically-pleasing user interfaces. But to what extent are we comfortable turning ourselves into cyborgs?

If you knew that this was the only chance you’d ever get to read this sentence, would you pay closer attention? Snapchat’s ephemeral messages are a more human way of relating digitally, but they offer more than just a carefree share. Their fleeting nature asks us to stop and pay attention.