Developed by former Google product manager Eric Lu, the "Ghost Font" uses tens of thousands of tiny light points drifting in the opposite direction of the background to form text that humans can read but mainstream AI models struggle to decode. The font went viral on X, garnering nearly 18 million views and sparking a "humans vs. AI" puzzle-solving craze.
Multimodal AI models still analyze video frame-by-frame, creating a vulnerability to dynamic visual patterns that human perception easily integrates.