By placing lines at various distances from one another, the image gets more structure and gives the illusion of a body. A variation in width gives more dimension to the image and illustrates a sense of realism.
Street art is for all ages. Please, try to look beyond her age. Sometimes people get a kick out of the elderly doing things the young folks do- '' Oh, how cute. ''I wish our culture would not be so hung up on youth and beauty, but that is just how it is