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Is your ultra-HD TV worth it? Scientists measure the resolution limit of the human eye

Is your ultra-high-definition television really worth it? Do you need a 4K or an 8K screen to get the best viewing experience at home?
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Should you supersize your TV? Scientists say there's 'no point' forking out for a 4K or 8K screen

A fancy new ultra–high–definition television might seem like a great investment. But scientists say that you might be wasting your hard–earned cash. According to a new study from the University of ...