They get away with it Larry because nobody calls their bluff. Koreans are real hard business people,that take it as far as they can, as long as they can get away with it.
I have much more tolerance for the outfits from Taiwan and Japan.... and I have worked with Tech/IT outfits from all 3 countries.
When you look at all the (required) work put in by the various image groups to get the Vu 4k working properly, you have to question their dominance