'A robot is my friend': Can machines care for elderly?

With the world's elderly population growing rapidly, scientists are suggesting that robots could take on some of the burden of providing care, support and - most surprisingly - companionship. Worldwide 1.5 billion people over the age of 65 are expected to be around in 2050. via Pocket http://www.bbc.co.uk/news/technology-24949081#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa