>>760422>why would they want the defiant ones alive?Long-term effects are still unknown yet your second question assumes a single plot which doesn't exist among the ruling class
Some believe in gradual depopulation. Some believe in profit motive.
Some believe in control, not death.
Keeping defiant alive allows tracking, control, and eventual compliance.
Historically, Eugenics movements seek to improve population, not always immediate extermination.
i.e. midwits will be exterminated