> After a group of scientists complained to Chu Foxlin, the Cambridge architect, about distracting office noise, for example, she proposed installing isolation

> After a group of scientists complained to Chu Foxlin, the Cambridge architect, about distracting office noise, for example, she proposed installing isolation cones—made of felt and large enough to work inside—that would hang from the ceiling to about three feet from the floor. The Cone of Silence. https://en.wikipedia.org/wiki/Cone_of_Silence https://en.wikipedia.org/wiki/Cone_of_Silence