Recently, the field of video generation has experienced chaos. Will Smith has clarified the authenticity of a video where he appears to be eating noodles, drawing significant attention. Concurrently, the release of the AI model Sora has challenged people's perception with its lifelike quality, making it difficult to distinguish between real and fake. Sora's launch has caused a sensation on social media, yet its authenticity issues have left people questioning the origin of the videos. The distinction between Will Smith's video and those generated by Sora prompts deep thought, and the advancement of AI technology has also raised concerns about the proliferation of misinformation.