It makes it feel like you're in the middle of Tron, but GM's new heads-up display's not just a way to play out childhood fantasies. The system projects laser-generated images onto windshields, providing a great looking enhanced vision display.
The idea is that unlike some of the HUDs on the market now, this display would be full-windshield and actually highlight or outline potential dangers by using data from a combination of on-vehicle sensors and cameras:
Just imagine driving on a particularly rainy or foggy day. Sure, you'll eventually notice that white car puttering along with its lights off or that person running across the street, but your car could alert you of their presence sooner. [Jalopnik]