http://www.extremetech.com/extreme/94985-laser-headlamps-will-be-more-powerful-less-power-hungry-than-leds-or-xenon
http://www.youtube.com/watch?v=h29SwJDXMBc
& once Laser lights are old news it will be photon beam star trek style xray lights

End day manufactures rely on the buying publics desire for the latest, newest, bestest.... to sell them cars that they probablly dont need as thier ole one is still ok.