Is so-called '4K' television technology a breakthrough? Introduced by Sony and Samsung at the Consumer Electronics Show (CES) in Las Vegas last week, from a technology perspective it was probably the standout element of the show.
But after the TV industry's less-than-thorough record with getting us to watch 3D on televisions, is 4K another false dawn?
First, the positives. 4K televisions are astoundingly impressive. Sony's 65-inch model boasts, without any doubt, the best picture...
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