A boy is chased by a robot through some ruins. There, he finds an Earth ruled by a computer called "Gaia," who has lost patience with humans who repeatedly cause war and environmental destruction.

And as for humans? All 7.6 billion of us account for just one ten thousandth (1/10,000th) of the biomass on Earth. “The fact that the biomass of fungi exceeds that of all animals’ sort of puts ...