This invisibility, or capacity to disappear into the given, is also a part of what storage needs to accomplish in order to succeed, not physically so much as culturally. And mimicking familiar urban “skins” seems to hold a great deal of promise for the adoption of new electricity-storage technologies, both large and small. Three familiar forms are getting most of the attention from consumers and the press; these are the air conditioner, the office tower, and the car.
