Before revision: (Sterling's corollary to Clarke's law) This idea underlies the setting of the novel Roadside Picnic by Arkady and Boris Strugatsky, in which human stalkers try to navigate the location of an alien "visitation", trying to make sense of technically advanced items discarded by the aliens.
After revision: also(Sterling's corollary to Clarke's law) This idea underlies the setting of the novel Roadside Picnic by Arkady and Boris Strugatsky, in which human stalkers try to navigate the location of an alien "visitation", trying to make sense of technically advanced items discarded by the aliens.