> Right, but there's still an addressable set of display units that convert an RGB signal to actual glowing lights, right? Yes. But those glowing lights aren't

> Right, but there's still an addressable set of display units that convert an RGB signal to actual glowing lights, right? Yes. But those glowing lights aren't little squares in a neat horizontal and vertical rows. The square pixel is useful in logical contexts - like an SVG or bitmap graphic. But when it is turned into a physical display, those pixels aren't displayed as little squares. The RGB elements are arranged in dozens of different formations depending on the display technology.