Robots might be saving the world from a demographic disaster

An aging population and its negative implications for the global economy has been a worry among economists for some time now.
A shrinking working-age population, coupled with longer life spans and retirements, means there will be fewer working people around to carry the burden of supporting a larger non-working population.
The world population above 65 years old will soon be larger than the population under five years old, according to the US Census Bureau.
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