On CRT displays, a pixel can be rectangular. It depends on how many pixels are jammed into a line, which is completely arbitrary. This causes oddities with emul

On CRT displays, a pixel can be rectangular. It depends on how many pixels are jammed into a line, which is completely arbitrary. This causes oddities with emulators as pixels are always square on modern displays. This is especially an interesting problem with the Super Nintendo, this video explains it all nicely: https://www.youtube.com/watch?v=ssluTgfkdlg https://www.youtube.com/watch?v=ssluTgfkdlg