The general public doesn’t understand the details and nuances of training an LLM, the various data sources required, and how to get them.
But the public does understand stealing someone’s voice. If you want to keep the public on your side, it’s best to not train a voice with a celebrity who hasn’t agreed to it.
Any criticism of AI is being met with "but if we all just hype AI harder, it will get so good that your criticisms won't matter" or flat out denied. You've got tech that's deeply flawed with no obvious way to get unflawed, and the current AI 'leaders' run companies with no clear way to turn a profit other than being relentlessly hyped on proposed future growth.
It's becoming an extremely apparent bubble.