42 Designing of machines, apparatus, instruments (including their parts) and systems composed of such machines, apparatus and instruments, and providing information and consultancy relating thereto; design services; computer software design, computer programming, maintenance of computer software, and providing information and consultancy relating thereto; advisory and consultancy services relating to computer system design, development and maintenance; design, development and maintenance of communication network systems and providing information and consultancy relating thereto; design, programming, and maintenance of application programs for personal digital assistants, and providing information and consultancy relating thereto; technological advice relating to computers, automobiles and industrial machines; testing or research on electricity; testing and research in the fields of telecommunications and mobile communications technology; testing or research on machines, apparatus and instruments; research on computer software; advice in the design and development of computer software; testing or research on telecommunication machines and apparatus; computer systems analysis and providing information relating thereto; computer technology consultancy; providing information relating to computer technology and computer programming via a website; providing information and consulting services relating to IT (information technology); technical research; technical writing; providing research information in the fields of science and technology; research and development of new products for others; rental of computers; providing computer programs on data networks; cloud computing; software as a service [SaaS]; rental of computer server memory space; rental of peripheral devices for computers; providing non-downloadable computer programs on data networks for mobile phones and smartphones, and providing information and consultancy relating thereto; platform as a service [PaaS]