Lena Shipper, Seoul bureau chief, dives into the escalating tensions between Japan and South Korea over territorial disputes, revealing how this historical discord threatens regional stability. Simon Wright, The Economist's industry editor, discusses the staggering financial toll of the grounded Boeing 737 MAX, estimated at $4 billion per quarter. The conversation also touches on Greta Thunberg's influence on the emerging 'flight shame' movement in Sweden, highlighting shifting attitudes toward air travel and climate activism.