Ya, someone might argue that the average person contributes to economic growth and technological development, and so accelerates and increases x-risk. So, saving lives and increasing incomes could increase x-risk. Some subgroups of people may be exceptions, like EAs/x-risk people or poor people in low-income countries (who are far from the frontier of technological development), but even those could be questionable.
Ya, someone might argue that the average person contributes to economic growth and technological development, and so accelerates and increases x-risk. So, saving lives and increasing incomes could increase x-risk. Some subgroups of people may be exceptions, like EAs/x-risk people or poor people in low-income countries (who are far from the frontier of technological development), but even those could be questionable.