It is a video call if you want. Not really anyway to fake it.

Not yet. It is only a matter of time before the inevitable march of technology means AI is "good enough" to adequately substitute, then the OnlyFans party is over. OF performers need to make their hay while the sun is currently shining.

We can absolutely fake that. I was at the WeAreDevelopers conference the other month, and one of the talks was a guy who had hooked up a voice-to-text engine, an LLM, and a synthesiser trained on his own voice, to WhatsApp — it was good enough that some people on the receiving end didn't believe it was a fake when he said so, and he had to prove that it was fake.

Combine this with the talking-heads AI used in things like:

https://youtu.be/K_XwseDwmuQ?si=DnszZFKVpSMMT0an

And: https://youtu.be/O0LGkwDw0Y8?si=mD_Qaf8pLODpg7FR