If you succeed, you will undo decades of technological progress.
At most, I’d expect copyright legislation around training to slightly delay commercial mass-deployment. Given the huge socio-technical transition that is ahead of us, it’s probably a good thing to let people have a chance to form an opinion before opening the floodgates. Judging by our transition into ad-tech social media, I’m not exactly confident that we’ll end up in a good place, even if the tech itself has a lot of potential.