1. Lee Sedol, a legendary Go player, warns about the rapid advancements in AI technology and the potential impact it may have on various aspects of society. He acknowledges that he was defeated by AlphaGo, an AI system developed by Google's DeepMind, in a historic match in 2016, which was a significant milestone in the progress of AI.

2. Sedol expresses concern about the future implications of AI, particularly in areas such as job displacement and the potential for AI to surpass human capabilities in various tasks. He emphasizes the need for society to be prepared for the changes that are likely to come, as AI continues to evolve and become more advanced.

3. The article highlights Sedol's call for increased awareness and proactive measures to address the challenges posed by AI. He suggests that policymakers, industry leaders, and the general public need to engage in discussions and take actions to ensure that the development and deployment of AI technology are done in a responsible and ethical manner, with the well-being of humanity at the forefront.