The biggest obstacle of improving LED NB's penestration rate is the high cost of LED backlight modules. The price of LED backlight modules is still 70% higher than CCFL backlight. The reason why a LED backlight module remains highly priced is the issues of its brightness and patent. Therefore though LED NB has created a big market, not every LED maker can take advantages from it. LED VS.CCFL

Though in 2008 the penetration rate of LED NB is lower than expected, but in order to make their notebooks lighter, thinner and more energy-saving, many big branded manufacturers speed up to bring LED backlight into their NB. LEDinside projects the penetration rate of LED NB will be as high as 60.3% in 2010. The progress of LED backlight ‘s application on NB is slower than expected

Apple Computer Inc. has launched a 13.3-inch LED-BLU-based MacBook Air, which is only 0.76-inch (19 mm) thick on the hinge side, and 0.16-inch (4.1mm) for the opposite side. Apple mentioned that this super-thin product is the result of LED BLU technology advances, and moreover, the mercury-free, arsenic-free notebook is more beneficial in power

It appears MacBook Pro keyboards will come with OLED touch panels after all, Cult of Mac has leaked photos of the OLED panel enhanced notebooks, which it obtained from an Apple supplier.