A defective pixel on an LCD screen. Bad pixels are often transistors that are permanently dead and appear as black dots or permanently energized and show up as white or colored dots ("hot pixels").
Recently, my Pixel 8 developed a hardware fault. A line of pixels went dead, and the screen would occasionally become unusable as it flickered between a confusing mess of duplicated UI elements and ...
The biggest upgrade, however, would have been the display. The Pixel Tablet was apparently lined up for a 120Hz refresh rate screen, alongside a slight bump in the peak brightness figures.
Recently, my Pixel 8 developed a hardware fault. A line of pixels went dead, and the screen would occasionally become unusable as it flickered between a confusing mess of duplicated UI elements ...