The Cinturão Digital do Ceará (CDC) is a pioneering infrastructure project that delivers broadband access to large cities, small towns and rural areas throughout the State of Ceará in northeast Brazil. The CDC was built and operated using a unique business model that innovates on the standard...

This article analyses popular accounts of financial innovations such as the stock ticker in late nineteenth and early twentieth century America. Recent social studies of finance (e.g. Preda 2009) have drawn attention to the socio-technical performative agency of such new modes of disseminating...