Computer network hubs and switches; computer hardware for telecommunications; computer networking hardware; computer hardware for wireless communication; interactive computer software accessible on computers and via mobile telephones; mobile phone applications; computer application software for mobile phones, portable media players and handheld computers; communication networks; networking apparatus for use in connectivity to Internet-of-Things (IoT) devices; computer hardware and computer software for use in machine learning, artificial intelligence, security, Internet-of-Things (IoT) devices, networking, smart spaces, smart homes, wearable devices, utilities and energy, and mobile computing; downloadable computer software for connecting, updating, operating, controlling, monitoring the connectivity and security of, interfacing with, analysing the operation of, and managing networked and/or cloud-connected electronic data processing in the internet of things (IoT)