Epic changes in the oil market have created unexpected crude and product flows, says Dave Ernsberger, head of market reporting and trading solutions at S&P Global Commodity Insights. In a conversation with Petroleum Economist’s Editor-in-chief, Paul Hickin, at APPEC in Singapore, Ernsberger highlights both the dislocations and adaptability, and explains the relationship between the physical and financial oil markets given the debate over the potential for a disconnect between them.