For all the cutesiness of the name, nannycams are, when you think about it, really quite sinister bits of kit. The one around which Fool Me Once – the latest slick, big budget Brit thriller from Netflix – revolves most certainly is: ushering in a plot that quickly sprawls out from a stately home funeral to the military, the police, big pharma, hackers and the very topical issue of augmented/not-augmented reality.
