And in terms of collaboration potential... OpenAI is a big draw for businesses and a subset of tech enthusiasts, but I don't think artists in any industry are dying to collaborate with them.
"Each actor receives compensation above top-of-market rates, and this will continue for as long as their voices are used in our products."
https://openai.com/index/how-the-voices-for-chatgpt-were-cho...
Not sure if this is royalties, but it seems like there's some form of long term compensation. But it's a little vague so not sure.