"I don't want to break it": An Exploration of Perceived Fragility in Shape-Changing Interfaces. - Eva Mackamul; Tom Maillard; Noé Marceau; Yelli Coulibaly; Julien Pansiot; Laurence Boissieux; Dominique Vaufreydaz; Anne Roudaut; Céline Coutrix (CHI, 2026)