This podcast episode explores various topics including fantasy economics in UK politics, the costings document of the Labour Party, the relationship between borrowing, interest rates, and mortgage costs, the revised climate spending promise of the Green Party, the impact of an arithmetic glitch on the UK's export performance, the performance of UK school children in international assessments, the ranking of countries in education during the pandemic, and the claim about potholes on London roads. It also discusses the estimation of potholes on the moon and mentions the scale of Cambodian cyber scams. The episode raises questions about the accuracy of political numbers, the validity of assumptions made in costings documents, and the basis of certain claims.