OnePlus may release its typical late-year refreshed flagship series soon. The first snapshot of this 8T line may have leaked courtesy of material found in the OEM's own version of Android. Should this be the case, there may be a display without curves and a single punch-hole in the offing for one of the upcoming phones.
https://www.notebookcheck.net/The-OnePlus-8T-will-have-a-flat-screen-new-leak.491410.0.html