While some companies may be going all-in on an all-digital future, others are still releasing discs by the dozen. A huge number of movies and TV shows hit the shelves each month on 4K UHD and Blu-ray.
4K, also called Ultra HD, refers to a resolution of 3840 x 2160 pixels — four times the detail of Full HD. It's now the standard resolution on nearly every TV above 40 inches sold in India, spanning ...