The oldest debate in trading and investing is the relative merit of technical versus fundamental analysis. Most technical analyses are, at their heart, about identifying points at which support and resistance have appeared in the past and are likely to appear in the future. That is important information, but any predictions that result are rendered moot by a shift in fundamental conditions. When it comes to commodities such as oil, however, price itself can produce that fundamental shift, so a technical metric that measures momentum shifts can…