This document discusses the transition towards smarter cities, grids, and living through increased use of technology and digital solutions. It notes that by 2030, 60% of the world's population will live in cities, placing new demands on infrastructure due to factors like climate change, an aging population, and urbanization. The growth of information and communication technologies will be a main driver of innovation, becoming more pervasive across all areas of society and important for competitiveness between cities. The path forward involves creating intelligent and connected digital cities that utilize new technologies to achieve 21st century sustainability goals.