Photo by Tom Little _ Courtesy of the Mattress Factory 2
![Photo by Tom Little _ Courtesy of the Mattress Factory 2](http://www.duqsm.com/wp-content/uploads/2024/02/Photo-by-Tom-Little-_-Courtesy-of-the-Mattress-Factory-2.jpg)
Photo by Tom Little | Courtesy of The Mattress Factory | Earlier this month, motion-activated lampshades in the lobby level of the Mattress Factory triggered patterns of light in the basement below.