and telegraph lines, and eventually the Transcontinental Railroad. The space becomes cross-gridded with these lines, and only once that has happened is the assertion of State power tenable.
And the State uses that power to regulate flows further. It becomes responsible for what Paul Virilio characterizes as “management of the public ways,” with distinct consequences for the *ways* in which matter, energy, information and people flow: “the gates of the city...are barriers, filters against the
