Until Colin J. Campbell and Jean H. Laherrère published their paper The End of Cheap Oil in 1998 (Campbell & Laherrére, 1998), the petroleum geologist Marion King Hubbert (1903 – 1989) was all but forgotten, including his correct forecast – back in 1956 – of the US’s peak of oil production in 1970 (Hubbert, 1956). In their paper Campbell and Laherrère warned that: “Barring a global recession, it seems most likely that world production of conventional oil will peak during the first decade of the 21st century.” It took another 12 years, but eventually the oil production optimist par excellence, the International Energy Agency (IEA, of the OECD countries), also had to admit the undeniable in their World Energy Outlook of 2010 (IEA, 2010): “Crude oil output reaches an undulating plateau of around 68–69 mb/d by 2020, but never regains its all‐time peak of 70 mb/d reached in 2006, […]