In the three elderly care wards at St Thomas's Hospital doors to toilets and washrooms have been colour-coded with bays to give patients visualprompts in finding their way round.
It strikes a balance of innovation and intuition offering a variety of improvements and features such as support for multiple homescreens, visual multitasking, gesture-based interactions and a noticeable reduction in prompts -- all while presenting a familiarity that means millions of people can pick up one of Nokia's new smartphones and instantly know how to use it.