An AI system (AI-generated avatar) was explicitly used to present a legal argument, which is a clear use of AI. The event stems from the use of the AI system without prior disclosure, leading to disruption and judicial disapproval. However, there is no indication of direct or indirect harm as defined (e.g., injury, rights violation, or other significant harm). The event does not describe a plausible future harm scenario but rather an actual occurrence that caused disruption and ethical concerns. Therefore, it does not meet the threshold for an AI Incident or AI Hazard. It is not merely general AI news or product announcement, so it is not Unrelated. The main focus is on the court's response and the implications of AI use in legal proceedings, which is a societal and governance response to AI use. Hence, it qualifies as Complementary Information.