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Samsung’s renewed infatuation with OLED tech shows no signs of weakening… and neither does the dazzling picture of the S90F

REFRESHING PURCHASE This lightning-quick 4K monitor offers a satisfying experience – for a price

A near-perfect screen for your Mac, but at a price

APPLE RIVAL It may not be an Ultra, but chances are you won’t care as this Samsung tablet attempts to challenge the iPad Air

With brightness that sets a new standard for OLED, plus an upgraded anti-glare panel, Samsung surpasses all expectations

The days of having to remortgage to get a dazzlingly good TV are gone – here are the best 55in sets for under a grand