My talk at the International Conference “The Transformative Economy: Digital Technology, Spatial Disparities and Quality of Life”, 8-10 October 2024, Yerevan, Armenia, deals with service ecosystems, the most common ecosystems in cities, encompassing activities in education, health, finance, culture, media, recreation, hospitality, security, governance, and more. Over the last 20 years, service ecosystems have evolved significantly,…