Stack Overflow has seen a substantial decline in traffic over the last year that appears to be accelerating. https://observablehq.com/@ayhanfuat/the-fall-of-stack-overflow
Chatgpt is still a tool and it's up to the user how to use it. If you google "bolognese recipe" you get one result; if you Google "traditional ragu from Bologna" you get another. Same for ChatGPT.