THE OTOLITH GROUP is a joint project between Anjalika Sagar and Kodwo Eshun, both lifelong Londoners of transcontinental heritage. Named for the delicate apparatus of the inner ear that senses balance and motion, Otolith have generated a substantial output over the course of two decades. The core products of Sagar and Eshun’s activity consist of more than twenty moving-image works of astonishingly varied forms, cinematic collages not merely of pictures and sounds but more fundamentally of concepts, inspired by and purloined from science fiction, political philosophy, and aesthetics, with histories