Drawing on an ethnographic study of the installation and maintenance of Paris subway wayfinding system, this article attempts to discuss and specify previous claims that highlight stability and immutability as crucial aspects of material ordering processes. Though subway signs have been...

In 2012, considering its development strategy for the electric car market, Renault turned the town of Saint-Quentin-en-Yvelines into a experimentation and demonstration laboratory, with the installation of electric cars as part of a car sharing system without fixed stations, called Twizy Way. In...