By passing through this screen, visitors leave behind the grid of the city streets and enter an experience where spaces flow freely into one another, gently canted forms lend a sense of dynamism to the walls and ceiling, and surfaces de-materialize into the weightless, illusory depth of the moving image.
So Parks borrowed a tool common in the welding of plastic components, which is to gently agitate the hopper so that particles flow like water into a metering chamber.