Roughly 4,200 miles from the heart of the Bakken Shale, the future of US shale oil became the focus of the Platts Global Crude Oil Summit in London Tuesday. There was sharp disagreement between analysts over whether US shale production had peaked, where the supply bottom may be, how quickly production might ramp up and even if American producers have been resilient in the face of low prices. While analysts said US shale has played a major role in the current global supply glut, it is unclear where US production may be headed going forward. Christof Ruhl, global head of research with the Abu Dhabi Investment Authority, told the summit the path of US oil supply is particularly unknown since the shale renaissance is so new. “Nobody knows, because we have literally never been here,” said Ruhl. US crude production, which reached a recent peak of 9.7 million b/d […]