T.um is a technology museum designed and run by SK Telecom, South Korea's largest telecommunication operator, which aims to demonstrate the potential of technology to transform society. The museum, which is the result of collaboration between teams of designers, neurologists and futurologists, has been designed to offer an interactive experience for visitors, using AR, VR, hologram and 5G technologies. During the tour, visitors interact with various AR tools to learn ways in which technology can innovate the lifestyles of individuals and connect rural communities. T.um mixes entertainment and social issues to explore new possibilities for future societies.