“下一个字节、小红书，今年应该已经成立了”

Group 1 - The core viewpoint is that in the AI era, the key metric for evaluating startups is user retention, which is crucial for their survival and growth [2][4] - Many AI companies that are currently being ridiculed lack user retention, as initial interest does not translate into long-term commitment from users [4] - Successful AI commercialization often comes from seemingly mundane technologies that address real needs, such as meeting minutes applications [4] Group 2 - The fastest-growing AI companies in the US are primarily B2B, while Chinese companies are focusing on B2C, indicating a potential for explosive growth in AI applications in China [5] - Chinese entrepreneurs excel in creating differentiated user experiences outside of AI, with significant opportunities in gamification strategies [5] - The upcoming trends in AI suggest a shift towards application development, with expectations of a major explosion in AI applications in the next year [5]