A pair of patents filed with the World Intellectual Property Office (WIPO) indicate that OPPO intends to release a phone with an on-trend punch-hole selfie camera. In this case, however, it seems the OEM plans to disguise this next-gen feature as an icon in the phone's UI. This icon may also be accompanied by others in a row at the top of the screen.
https://www.notebookcheck.net/New-OPPO-patents-suggest-the-OEM-intends-to-hide-punch-hole-camera-within-on-screen-icon.401606.0.html
2007: Let's make the camera icon look like a real camera so people know it's the camera app.
2013: People know it's the camera app already, so feel free to make the icon minimalist and abstract.
2019: LET'S MAKE THE CAMERA ICON AN ACTUAL FUCKING CAMERA