I think you’re missing the point of the blog post and the point of my grandparent comment, which is that there is a pervasive attitude amongst technologists that “it’s just gonna happen anyway and therefore whether I work on something negative for the world or not makes no difference, and therefore I have no role as an ethical agent.” It’s a way to avoid responsibility and freedom.
We are not discussing the likelihood of some particular scenario based on models and numbers and statistics and predictions by Very Smart Important People.