Last week Xiaomi sub-brand Redmi announced that its 64MP camera smartphone will hit the market in Q4 of this year and it's gearing to make it widely available rather than a limited afair. Today, Xiaomi VP Lu Weibing shows a quick video, showing that the mass production has already started. The clip reveals that the camera setup, will feature three vertically aligned units, with the fourth one placed on the right. We can also see that there's no pop-up mechanism here, which means the smartphone will come with a waterdrop notch housing the selfie camera. Weibing also said that...