Allow yourself to be fascinated by a seemingly forgotten, but significant gesture, where one via a mechanical rotation of a button gains an intuitive understanding of the function - to increase or decrease the volume.
With Volume, you will rediscover this direct, responsive feeling. The lampshade is about the size of a palm and thus invites one to move it around and use the lamp in an informal way. One increases or decreases the intensity of the light quite easily - by a simple rotation of the hand on the shade.