Dyson’s new air purifier can target multiple people. | Image: Dyson Dyson has announced a new air purifying bladeless fan that's its first to incorporate an AI-powered camera for tracking the location of people in a room. Dyson already uses a mix of cameras and AI in its robovacs, but since the new Find+Follow Purifier Cool is stationary and not at risk of running into abandoned socks, here it's used to direct fresh air towards you and to conserve power by automatically turning the fan off whe