“But whether in the flesh or on-screen, real flight crews don’t want you thinking too hard about the what-ifs … so their moves in safety demos are stylized and abstract. … The life-vest pantomime is a smooth upper-body ballet, each move linked to the next. You’re lulled by the legato; your focus is on the confident visual swirl – inflation tubes, lipstick, finger placement – not on the threat of drowning that underlies it.’