Meet Winifred, the latest synthetic human - we do so hate the word robot - all set to take care of your poor old mum in her twilight years. She tireless, strong and super-intelligent. She'll do anything for your mum, as the shadows of dementia veil her mind. So much better than the previous staff at the care home. Why wouldn't you agree to her taking over your mum's care? Shall we find out?