The proliferation of innovations within and outside the industry has been dizzying. It is easier to keep up when companies have flexible options. People in the oil and gas industry have difficult jobs - to find and develop increasingly complex oil fields and operate them for 20 or 30 years. Just as they make their plans and start to execute, reality changes. Some of these changes can be quite dramatic: the price of oil doubles, the price of gas halves, technical limits suddenly are not so limiting. And the pace of innovation is becoming an ever-quickening drum beat.
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