Review: Sony BDP-S6700 Blu-ray player

DESIGN, FEATURES AND PERFORMANCEIt's sleek, it's small and it's most definitely smart, but Sony's latest Blu-ray player begs a big question: Why hasn't Sony made a machine that plays Ultra HD Blu-ray discs?Given its movie studio arm's propensity to push 4K movies, that's something of a surprise, but the Sony BDP-S6700 isn't without a trick of its own – it's cheap. It might be one of the last reasonably premium Blu-ray players that doesn't support Ultra HD Blu-ray discs. And since high-end