YouTuber Mark Rober tested Tesla's Autopilot against a LiDAR-equipped car in obstacle detection.Tesla's Autopilot struggled in extreme fog, rain, and painted wall tests, unlike the LiDAR systems.Elon Musk has criticized LiDAR in the past and argued that camera-based tech is sufficient for self-driving cars.During the test, Tesla's Autopilot failed to avoid hitting a mannequin when obscured by intense fog, heavy rain, and a painted wall.