<p>➀ Lee Kefu has been engaged in a demanding schedule, including public events, speaking engagements, and meetings over the past month;</p><p>➁ His busy lifestyle is linked to his role as the founder of Zero One Universe, which is facing challenges and requiring his full attention;</p><p>➂ He expresses concerns about OpenAI's potential dominance in the AI industry and the implications of pre-training models on AI development;</p><p>➃ Lee emphasizes the importance of realistic strategies for AI companies and the need to adapt to the market environment.</p>