Several cars already have HUDs that do these things. http://www.bmw.com/com/en/newvehicles/3series/touring/2012/s... http://en.wikipedia.org/wiki/Head-up_display#Automobiles
Several cars already have HUDs that do these things. http://www.bmw.com/com/en/newvehicles/3series/touring/2012/s... http://en.wikipedia.org/wiki/Head-up_display#Automobiles