Frankly, what you are describing is a money-printing machine. You should expect anyone who has figured out such a thing to keep it as a trade secret, until the

Frankly, what you are describing is a money-printing machine. You should expect anyone who has figured out such a thing to keep it as a trade secret, until the FOSS community figures out and publishes something comparable. I don’t think the tech is ready yet for other reasons, but absence of anyone publishing is not good evidence against.