42 Scientific and technological services and research and design relating thereto, namely, design, development, customisation, installation, updating, maintenance and providing temporary use of, online non-downloadable software to enable audio teleconferencing, network conferencing, teleconferencing, instant messaging, text messaging, video calling, video conferencing, video communications, video teleconferencing, videotext, web conferencing, web messaging, screen sharing, digital file transfer between users and user presence indication; design, development, customisation, installation, updating, maintenance and providing temporary use of, online non-downloadable software to visualise and facilitate digital human interaction, namely, software for videoconferencing; design, development, customisation, installation, updating, maintenance and providing temporary use of, online non-downloadable software to enable voice over Internet protocol (VoIP) communications; software as a service (SaaS) featuring software to enable, audio teleconferencing, network conferencing, teleconferencing, instant messaging, text messaging, video calling, video conferencing, video communications, video teleconferencing, videotext, web conferencing, web messaging, screen sharing, digital file transfer between users and user presence indication; software as a service (SaaS) featuring software for visualising and facilitating digital human interaction, namely, software for videoconferencing; platform as a service (PaaS) featuring software platforms to enable audio teleconferencing, network conferencing, teleconferencing, instant messaging, text messaging, video calling, video conferencing video communications, namely, broadcasting live streams and video, video teleconferencing, videotext, web conferencing, web messaging, screen sharing, digital file transfer between users and user presence indication; platform as a service (PaaS) featuring software platforms for visualising and facilitating digital human interaction, namely, hosting websites, platforms, computer software applications and digital content for others; hosting on-line facilities for conducting interactive discussions; advisory, consultancy and information services for all the aforementioned services