The official body that sets the specifications for Blu-ray has finally agreed on a standard that will allow 4K material, or ultra HD, to be stored on Blu-ray disks—after previously announcing that we’ll have 4K Blu-rays by Christmas time. So why has all of this taken so long when there is really no surprise about what 4K is? MORE@TechRadar
Blu-ray gets huge 4K quality boost
By Ian Morris, Tech Radar