When I code, I have a bar down the window that shows the 80-character mark. If I didn't use a monospace font, that bar would be impossible to draw. In fact, my

When I code, I have a bar down the window that shows the 80-character mark. If I didn't use a monospace font, that bar would be impossible to draw. In fact, my editor of choice (Vim) assumes in many places that all displayed characters have the same width; it makes it a more consistent experience and allows you to do things on a simple console that you'd normally have to draw a complex (non-portable) GUI for.