Crayola's New Pen Writes On Any Surface Using Melted Crayons as Ink

Working in a similar fashion to 3D-printing pens, but without the futile exasperation of actually trying to make 3D objects, Crayola's new Crayon Melter turns colorful sticks of wax into a thick, goopy, ink that lets kids write on almost any surface imaginable. Can you hear the sound of parents crying in the distance?