onst view = new TwoDraw(model, {
            div: 'modelDiv', patchSize: 10, drawOptions: {
                patchesColor: 'black',
                turtlesShape: 'circle',
                turtlesSize: 1.5,
                turtlesColor: t => turtleColors[t.state],
                linksColor: 'white',
                linksWidth: 2,
            }
        })

        const anim = new Animator(
            () => {
                model.step()
                view.draw()
            },
            500, // how many