Smartphone makers are constantly testing new locations for front-facing cameras, from ever-smaller slots to pop-ups, "punch-holes" and side-mount snappers, and it seems like a sudden rush to the creation of "under-display" cameras is over. to arrive. After Oppo tweeted a video of its own under-display camera technology, Xiaomi "reacted" by posting a video of its own more sophisticated captive display video. In Xiaomi's video, we see a user scroll through what looks like a Xiaomi Mi 9 in one hand and a similar camera without a camera visible from the front in the other. Then the user places the Mi 9, turns on the camera app on the other phone and activates the camera option to indicate that 39, there is a selfie camera, what a surprise! Oppo's video is pretty similar, but it doesn't show the phone working like a regular phone, instead just showing off the secondary display camera technology. So even if no phone appears to be ready for the market, we look forward to seeing Xiaomi's first film. . < p lang="en" dir="ltr">Do you want a glimpse into the future? Here it is... introducing you to under-screen camera technology! #Xiaomi #InnovationForEveryone pic.twitter.com/d2HL6FHkh1June 3, 2019 Under-display cameras can "see" through the phone screen in a particularly narrow area, so you can't see the snapper (even if he You can see). With this technology, a phone can have a screen that isn't broken by a notch, a finicky mechanical pop-up camera, or an ugly alternative. How much consumers care about workarounds remains to be seen, but companies like Xiaomi and Oppo are still pushing ahead with these whimsical features, and the future will contain many more intriguing or bizarre front-facing cameras.