The title is not mine and the paper the arricle ia responding to was published last month, not two years ago as you claim. And the only mention of Musk in the entire article is in this one sentence:

Unlike self-serving warnings from Open AI CEO Sam Altman or Elon Musk about the “existential risk” artificial general intelligence poses to humanity, Google’s research focuses on real harm that generative AI is currently causing and could get worse in the future.