Sony is trying to make 4K phone screens a thing, but who really needs one?

At the ongoing Mobile World Congress expo in Barcelona today, Sony unveiled its Xperia XZ Premium flagship phone with a bevy of impressive-sounding features – the most notable of which is the 4K HDR display. The Android 7.1-based handset has a lot going for it, including the all-new Snapdragon 835 chipset with a 1Gbps LTE for quick downloads, water and dust resistance, high-resolution audio playback and a 13-megapixel Motion Eye camera that’s said to be five times faster at snapping