Excess Baggage - 13/06/2009

John McCarthy hears from beer writer Pete Brown about how India Pale Ale was developed for export to the subcontinent, what it tells us about the British Empire and how he retraced its journey from Burton-on-Trent to Delhi, via Brazil. Journalist and Delhi resident Sam Miller gives an insider's view of the city, what it's like to explore it on foot and the jostling of the historic and the modern, while songwriter Richard Stilgoe talks about the contrast between rich and poor and the efforts being made to improve sanitation.