” the former oil minister Sheikh Yamani, who said back in 2000 that the Stone Age did not end for a lack of stones, and the oil age will not end for a lack of oil.”

Those working for him at the time interpreted this as a warning to about the pursuit of high oil prices: namely, that it would just speed up the development of alternative technologies and drive away customers, leaving oil sitting beneath the ground without buyers.

think wood, then whale oil, then coal, then us oil, then foreign oil, then fracking, then nat. gas …