小米SU7事故从提示到碰撞仅2秒，公众质疑：谁能这么快反应？

Core Viewpoint - The incident involving the Xiaomi SU7 vehicle, which caught fire after a collision on a highway, has raised significant public concern regarding the reliability of the company's autonomous driving technology and the implications for driver responsibility in such scenarios [2][5]. Group 1: Incident Details - On March 29, 2025, at 22:44, a Xiaomi SU7 was involved in a serious traffic accident while operating in NOA (Navigation on Autopilot) mode at a speed of 116 km/h [2][3]. - The vehicle detected an obstacle and issued warnings before the driver took control, but the vehicle still collided with a concrete barrier at a speed of approximately 97 km/h [2][4]. - Xiaomi has established a special team to cooperate with police investigations and has provided data regarding the vehicle's operation during the incident [3][4]. Group 2: System Performance and Limitations - The timeline indicates that there was only a 1-second gap between the system's risk warning and the driver's takeover, with just 3 seconds from system disengagement to collision [5]. - Experts highlight that the current L2+ level driving assistance systems may not provide sufficient reaction time for drivers in extreme conditions, revealing limitations in the technology [5]. - The incident underscores the gap between marketing claims of autonomous driving capabilities and the actual performance in critical situations [4][5]. Group 3: Legal and Consumer Implications - The legal framework surrounding autonomous driving is lagging, as current laws require drivers to maintain full supervision, potentially placing liability on the driver despite reliance on the system [5]. - Consumer trust in autonomous systems is still developing, with a survey indicating that 63% of consumers express concerns about the safety of autonomous driving features [5]. - The incident may exacerbate public fears regarding the safety of transitioning responsibilities between human drivers and automated systems [5][6].