People have been saying this at least for the last 10 years. I think if advancements stop being made at a rapid clip, the bubble might implode. But every year it seems like its a whole new ballgame. When LLMs start playing the stock market autonomously, then we should start worrying.
Oh, man, there have been 10 years since ChatGPT made the news in 2022? How time flies!
ChatGPT was just another big leap in a bunch of big leaps that occurred in the last 15 years. You are being disingenuous in pretending that people didn't see AI as being hyped before ChatGPT came out.