It happened long before chatgpt. Subredditsimulator was touted as a “fun game” at first but it was really a testing ground for bot devs. That goes back to like 2016, 6 years before chatgpt.
Openai was established 2015 though, some of their team was probably already shitting up the internet by then
I would go through LinkedIn and pick a person at random, use their name with the exact same spelling and any alphabet soup they have behind their name
Jerry Thompson, Esq Mary Kowalski, F.A.C.S. Dr. Alan Carter, DDS, FACP
These are all fake btw. I mean they may not be but if they are it’s genuinely a coincidence. That would be so weird