More than that - there is no need for new inputs. Massive datasets exist independently. I’ve got one just from a long-term habit of saving images. And my big fat pile of JPGs doesn’t matter, because these models are already out there, in the wild, with communities built on screwing around with them.
The horse left the barn a year ago. It is already too late to stop this. We can bicker about moral and legal rights surrounding published content, but any suggestion of un-inventing this technology is a misguided fantasy.