Pass the info to local law enforcement who can contact the social media company to obtain more infos about the account.

That you can transfer your skills to any other company/avenue/whatever. Just imagine going to the next company to get proprietary software B.

LLMs are very prone to hallucinate untrue scientific facts and or scientific citations of non-existing papers/books out of thin air. If you’re not an expert that can spot such mistakes, I would abstain of trusting any of their output-