再见，xAI：联合创始人巴布什金离职，推特一封长信，道尽与马斯克的理想与诀别

Core Insights - Igor Babuschkin announced his departure from xAI, a company co-founded with Elon Musk in 2023, which aimed to create a different kind of AI company focused on human progress [2][16] - Babuschkin's journey reflects a deep commitment to advancing AI for the betterment of humanity, inspired by his family's immigrant experience and his admiration for scientists [3][16] Group 1: Company Background and Vision - xAI was founded with the vision of creating AI that could drive human progress, stemming from discussions between Babuschkin and Musk about the future of AI [2][4] - The company was established in response to the belief that the world needed an AI company with a unique mission, focusing on safety and ethical implications of AI technology [3][4][16] Group 2: Challenges and Achievements - The initial phase of xAI faced skepticism regarding its ability to compete in the AI space, but the team embraced the challenge and made significant progress [7][17] - The team is known for its rapid execution, completing the Memphis supercluster in just 120 days, a feat considered nearly impossible by industry veterans [8][18] - A critical moment involved resolving a mysterious RDMA communication issue, which was successfully addressed through teamwork and direct involvement from Musk [10][18] Group 3: Future Directions - Babuschkin expressed a desire to continue his mission of promoting safe AI, emphasizing the importance of AI safety research as models become more capable over time [14][19] - He announced the establishment of Babuschkin Ventures, which will focus on supporting AI safety research and investing in startups that aim to advance human progress and explore the mysteries of the universe [15][19]