The first derived from the French Revolution, the second from German idealism. Nothing seemed to stop the development of this system except the ineluctable extinction of the sun. To meet this challenge, all contemporary scientific research was ultimately working toward the exodus four billion years hence, of a transformed human species from the earth.
Science exercises hegemony.
Jameson has placed the facts of postmodernity into a new Marxist framework which challenges Lyotard and sets us off on another course.