A seemingly small change to the Supreme Court’s powers to adjudicate “reasonableness” represents a significant risk to the country’s democratic functioning—and 30 weeks of popular protest about it will continue. Our correspondent looks into why Vietnam’s schools produce such excellent students (09:54). And examining the debate on whether cryptocurrency trading conflicts with Islamic strictures (15:15).For full access to print, digital and audio editions of The Economist, try a free 30-day digital subscription by going to www.economist.com/intelligenceoffer Hosted on Acast. See acast.com/privacy for more information.