[Excerpt]
… Already previewed in the recently revealed2011 Mercedes-Benz Concept A-Class, display screens with 3D capabilities will depict differently arranged navigation levels. The driver is guided intuitively around the spatial depth of this menu structure by flowing movements and fluidly animated transitions.
According to Mercedes-Benz, three-dimensional on-screen presentations enable information to be absorbed more intuitively. …
Further examples of this natural style of interaction include menu control via gestures or handwriting recognition, whereby the user traces a finger over the display on the head unit just like in the Audi A8. …
See the original post here: http://www.motorauthority.com/news/1063969_mercedes-benz-working-on-3d-displays-and-hand-gesture-recognition