Hyundai's new Display Audio system is sitting on the OS fence

Not content to rest on its laurels following the release of the fetching new Genesis, Hyundai has announced it will be showcasing its Display Audio infotainment system at CES 2015.Built around a 7-inch dash touchscreen, the system forgoes built-in navigation and apps and leaves the door open for smartphones to fill the gap.Hyundai avoids playing favourites via support for both Apple CarPlay and Android Auto – a sensible move, although we wonder what's caused the South Korean manufacturer's gru