They have. Try some of the LLaMA roleplaying finetunes, like Chronos:
https://huggingface.co/models?sort=modified&search=chronos
Or Samantha
https://huggingface.co/models?sort=modified&search=chronos
Or Samantha
In my experience, it just makes it harder to extract useful information.
Some are more visual and others have learning disabilities. I think that ChatGPT is too uniform and if it was fine-tuned towards you personally that would be the best version