Most of the members of the human race present on Earth, Jupiter, Saturn etc. during the events of Accelerando are murdered by their posthuman descendants. This

Most of the members of the human race present on Earth, Jupiter, Saturn etc. during the events of Accelerando are murdered by their posthuman descendants. This includes the vat-grown population of conservative humans used to sway the electoral outcomes of the gas giant societies, who were murdered after they had served their use of swaying those societies.