Day after day, the Cold War-style yet bizarre campaigns continue at the heavily fortified border between North and South Korea – from mammoth South Korean loudspeakers blaring BTS music; to large North Korean balloons carrying manure, cigarette butts and waste batteries; to small South Korean civilian leaflets slamming North Korean leader Kim Jong Un. Aidan Foster-Carter, an honorary senior research fellow in sociology and modern Korea at Leeds University, speaks to FRANCE 24's Monte Francis about the potential risks of escalation.