Reddit (RDDT) stock fell by more than 10% on Wednesday after data revealed that ChatGPT's references to the platform have plummeted. The social media company was cited in just 2% of ChatGPT responses on Tuesday, down sharply from an average of 9.7% in August and a peak of over 14% in September. Despite an almost 4% rebound in today's trading, that's still a concerning drop for a stock trading at over 100 times earnings. The decline matters because Reddit's business model is increasingly dependent on AI re ...