In essence, we get the output without the matching mental structures being developed in humans.
This is great if you have nothing left to learn, its not that great if you are a newbie, or have low confidence in your skill.
> LLM users also struggled to accurately quote their own work. While LLMs offer immediate convenience, our findings highlight potential cognitive costs. Over four months, LLM users consistently underperformed at neural, linguistic, and behavioral levels.
> https://arxiv.org/abs/2506.08872
> https://www.media.mit.edu/publications/your-brain-on-chatgpt...