If what separates us from other animals were material in nature, material alone, then perhaps we could look to a material process for an explanation.
Once again, we find that if radicals envision it, eventually we will try to go there.
I believe that time is growing short to throttle this advocacy thrust.
Not all humans can be concert pianists. Some humans can’t speak or get out of a wheelchair or remember their daughter’s name anymore. Here we enter into moral and ethical issues.
Without free will, there is no guilt and there is no innocence. There are merely animals to be managed.