Welcome to Foreign Policy ’s China Brief. The highlights this week: The war in Iran tests assumptions about the U.S.-China rivalry, the China-Japan clash intensifies, and China’s artificial intelligence boom is driving a compute shortage . Who Comes Out Ahead From the Iran War? As the United States flounders in its war on Iran, there has been a rush among analysts to declare China a winner of the conflict. Many argue that Chinese President Xi Jinping’s patience and restraint have strengthened