Edge-to-edge displays might be the talk of the town right now thanks to the iPhone X, but as anyone with even a passing interest in the smartphone industry would know, Apple's newest flagship is not the first smartphone to embrace this design. That feather belongs in the cap of Xiaomi, which released the Mi Mix last year as a 'concept' smartphone. So how does Xiaomi's second take on the trend it kickstarted perform in the real world? Let's find out in our review of the Mi Mix 2.