Firm-level studies are important for understanding how robots augment some types of labour while substituting for others, yet evidence outside manufacturing is scarce. This column reports on one of the first studies of service sector robots, which suggests that robot adoption has increased some employment opportunities, provided greater flexibility, and helped to mitigate turnover problems among long-term care workers. The wave of technologies that inspires fear in many countries may be a remedy for the social and economic challenges posed by population ageing in others.