By Riley Beggin From The Detroit News Tensions between China and Taiwan are escalating, and confusion sparked by President Joe Biden’s recent pledge to defend Taiwan has sent his administration scrambling to assure the international community that’s not necessarily the case. It’s the latest twist in a longstanding drama that could upend political and economic stability in the region and reframe China’s power in the world. But experts warn there could be another casualty in the case of war in the Taiwan Strait: The remaining global supply of semiconductor chips. After a year of shortages, the prospect of yet another interruption to the chip supply likely is enough to make Detroit’s automakers and their foreign rivals shudder. Taiwan produces 65 percent of all chips globally and is home to the largest semiconductor company in the world, Taiwan Semiconductor Manufacturing Company. That has created a supply chain chokepoint already on display …