Over the past several decades, the cubicle has become universal shorthand for an oppressive, soul-crushing work environment where dreams go to die. But why has the cubicle become both so hated and so ubiquitous? With equal doses of deadpan humour and historical insight, the Canadian filmmaker Zaheed Mawani tackles the rise of the cubicle and the matter of why its inventor, the US designer Robert Propst, came to hate its implementation.