Have you ever spent hours to design a sprite? This is of course if your computer had sprites! Otherwise, it was discrete pixels. When I used to do exactly that, there was no blitters and high-resolution only existed in monochrome… But this was the work of a bedroom programmer learning to code. During the same time, the Pros were unleashing their black pixel magic to entertain us. If you love pixel art, you may be interested by these two coffee table books!