With their mysterious leader, Font Prime, silenced, the robots have fallen under the baneful influence of Kaantur-Set, who directs a program of human extermination. But the robots themselves are on the point of extinction, as their technologies of reproduction no longer work.
The robots have fallen under the control of Kaantur-Set, who is directing a program of human extermination. The robots are on the verge of extinction because their reproduction technologies no longer work.