Radiohead are regarded as one of the greatest bands of all time after a career of genre-redefining albums, infusing incendiary rock and experimental electronica with the anxiety and paranoia of the modern world. Two decades after the release of seminal albums Kid A and Amnesiac, they have reinvented their twin masterpieces in the shape of Kid A Mnesia Exhibition, a disturbing modern art installation that doesn’t require you to leave your armchair.