Designer Gopinath Prasana envisions a future where most of our tech devices are disguised as jewelry. We’re almost there with some Bluetooth headsets as it is. The iBangle is a thin piece of aluminum with a multi-touch track pad, and all the functionality of a regular iPod. So you don’t go banging round your precious player , a cushion inside the ring inflates to keep itself taut against your wrist . Sadly, it’s only a concept at this stage but we’ll keep you informed.