'Mum's fine because we've got her a robot': Expert warns against a lonelier world for elderly

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the number of people on the planet will peak at 9.7 billion in 2064

"But that doesn't mean we're going to have a population of old, frail people. It just means that... instead of in a population pyramid, we're going to be living in more of a skyscraper," 

"Technology can connect, but we must be careful we don't move into a world where… we have families and caregivers saying, 'Well, robots can do that. And therefore we know mum is fine because we've got her a robot'."