If I recall correctly, the view obscured by the billboards in that scene in Brazil was a barren wasteland. That fits even more into the themes of the film where

If I recall correctly, the view obscured by the billboards in that scene in Brazil was a barren wasteland. That fits even more into the themes of the film where the harsh realities of the world are constantly hidden behind facades. It's almost to say, if you think the artifice is bad then just wait until you see what is behind it.