You may be starting to hear the term HUD or Heads Up Display in relation to new cars set to hit the roads, as each month passes it seems like more and more car manfacturers are beginning to realise the potential of these futuristic gadgets for practical and safety reasons. Mercedes has just announced that they too will be adding the feature to their range from Autumn 2014.
Mercedes including HUD's as optional extras in their new models: http://www.motorauthority.com/news/1086066_mercedes-benz-to-add-head-up-display-as-optional-extra
Tech Radar produced an article on HUD's last year, now it looks set to become reality: http://www.techradar.com/news/car-tech/top-5-huds-in-modern-cars-today-1092312