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. Sign up to receive China Brief in your inbox every Tuesday. 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.