原帖内容

GPT 5.6 Luna Extra High figured out how to spot the hidden message: "I extracted the video frames and isolated the noise area. Averaging or OCR failed because each individual frame is intentionally random. The key was detecting motion: the background dots move downward, while dots forming the letters move upward. I compared consecutive frames with vertical shifts in both directions, accumulated the pixels that matched upward motion, and the letters emerged as HELLO HUMAN."