I call BS. The lines ARE shortening and lengthening. The center of the line may be fixed, but the flapping arrows are occluding the sides of the lines, making them shorter and longer. This illusion is poorly rendered.
I call BS. The lines ARE shortening and lengthening. The center of the line may be fixed, but the flapping arrows are occluding the sides of the lines, making them shorter and longer. This illusion is poorly rendered.
