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This is not your regular sweet English episode but it may answer your questions.
\\nUHD - 2 * (1920 by 1080) = 3840 by 2160p
\\n4K resolution - 2 * 2k resolution (2048 by 1080) = 4096 by 2160p
\\nMost of the TV makers sell the UHD narrative cox both UHD and 4k are 2160p.
\\nIs getting an 8k TV necessary in 2020? Hit the play button to find out.
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