Core Viewpoint - The article emphasizes the responsibility of self-media in shaping public opinion and highlights the negative impact of irresponsible comments, using the Xibei store closure incident as a case study [3][5]. Group 1: Self-Media Responsibility - Self-media, due to its media attributes, must fulfill corresponding responsibilities and cannot treat its platform as a private domain for unrestrained expression [3][4]. - Influential figures in self-media, especially those with large followings, should contribute to a positive online environment and meet public expectations for rational discourse [3][4]. Group 2: Xibei Incident Analysis - The Xibei store closure incident serves as a mirror reflecting the complexities of the online public opinion environment [3]. - Comments made by influential figures, such as Luo Yonghao, can significantly impact public sentiment, especially when they misrepresent facts or consumer psychology [5][6]. - The article critiques the tendency of some self-media to blur the lines between private and public discourse, leading to harmful consequences for businesses and public perception [4][5].