Agreed. What a contrived, unnecessary verbose way of describing a 3 line graph. You don't need any skill beyond basic motricity to draw a back-of-the-envelope i

Agreed. What a contrived, unnecessary verbose way of describing a 3 line graph. You don't need any skill beyond basic motricity to draw a back-of-the-envelope illustration of what you need, especially in this situation that involves just a few abstract strokes, as opposed to, say, subjects/objects/animals.