“…No situation is the same, but all they depend on the specific local conditions shaped by infrastructure, technologies, expertise, knowledge, citizens, habits, regulations, financing and many more factors. These are open-ended, continuous processes in which actors and stakeholders attempt to navigate uncertain situations towards unknown futures, while ensuring that their existing infrastructure is useful and relevant (Caussarieu 2021). The reasons for changing current heat supply are as diverse as there are actors conducting heat planning.…”