{While American tech giants are spending megabucks to learn the secrets of their rivals’ proprietary artificial-intelligence (AI) models, in China a different battle is under way. It is what Andrew Ng, a Stanford University-based AI boffin, recently called the “Darwinian life-or-death struggle” among builders of China’s more open large language models (LLMs). Their competitive zeal should be a wake-up call for the West.}