Failed yet successful: Learning from discontinued civic tech initiatives. - Andrea Hamm; Yuya Shibuya; Teresa Cerratto-Pargman; Roy Bendor; Nicolai Brodersen Hansen; Christoph Raetzsch; Masahiko Shoji; Christoph Bieber; Mennatullah Hendawy; Gwen Klerks; Ben A. M. Schouten (CHI Extended Abstracts, 2023)