" There were no windows in the Stockholders' Records Section of the Treasurer's Department of the American Forge and Foundry Company. But the soft, sweet music from the loudspeaker on the green wall by the clock, music that increased the section's productivity by 3 percent, kept pace with the seasons, and provided windows of a sort for the staff.
--"Bomar "

― Kurt Vonnegut Jr. , While Mortals Sleep: Unpublished Short Fiction