Column published in l’Opinion as part of the summer series “The odyssey of artificial intelligence”. This is the 5th episode. During the 2010s, China was certain of its technological superiority, performing most impressively in fields such as quantum computing. The announcement of the arrival of ChatGPT3 heralds the end to Chinese self-assurance. Generally speaking, the 7th of October 2022 was a date that went unnoticed in Europe, but it will go down in history as the Pearl Harbor of the 21st century…