“发展速度太快了”，马斯克点赞Seedance 2.0，字节：还远不完美

Core Insights - The generative video model Seedance 2.0 from ByteDance is rapidly gaining popularity in overseas markets, with notable attention from Elon Musk, who commented on its fast development on social media [1][7]. Product Launch and Features - ByteDance has officially launched Seedance 2.0, integrating it with Doubao and Jimeng products, and has opened the Huoshan Ark experience center for user trials [5][8]. - The model emphasizes capabilities such as original sound and image synchronization, multi-camera long narratives, and multi-modal controllable generation, targeting a broader range of creators and commercial content scenarios [5][9]. Market Reception and Expectations - The combination of high exposure, rapid productization, and continuous iteration has heightened expectations for accelerated competition in the video generation sector [6]. - Musk's endorsement has expanded the model's visibility beyond the tech community to a wider audience interested in technology investments and products [7]. Technical Capabilities - Seedance 2.0 supports multi-modal input, including text, images, audio, and video, and features original sound synchronization with multi-track output [11]. - The model can automatically parse narrative logic for multi-camera long storytelling while maintaining consistency in characters, lighting, style, and atmosphere [11]. Limitations and Future Improvements - ByteDance acknowledges that Seedance 2.0 is "far from perfect," with areas for improvement including detail stability, multi-character matching, and text restoration accuracy [10]. - The company is committed to exploring deeper alignment between large models and human feedback to enhance the product [10]. Compliance and Usage Boundaries - The model currently restricts the use of real human images or videos as reference subjects, requiring verification or authorization for such use, which may impact certain commercial production and distribution processes [14]. Upcoming Developments - ByteDance plans to release significant upgrades to its models, including Seedance 2.0, on February 14, 2026, with expectations of enhanced foundational model capabilities and enterprise-level agent functionalities [15].