A week into one of the biggest ever disruptions to global energy markets, oil prices still remain far below levels seen in previous crises. But a growing chorus of energy executives and traders is warning that every day that war rages on brings the world closer to a tipping point — with several predicting $100 crude within days. Ship traffic through the Strait of Hormuz has all but halted — making reality what had long been considered a worst-case scenario for the energy markets. The...