Fundamental values difference: I favor individual liberty, whereas a lot of you “AI safety” people strongly prefer tyranny over it, and I have no argument for the former you haven’t heard before.
This is just one more in the long line of “Oh no, people can prompt it to generate racial slurs,” “Oh no, it can tell people highly enriched uranium can be used to make nuclear bombs”, “Oh no, students can use it to cheat on their homework,” “Oh no, it can summarize biology papers,” “Oh no, it can take jobs from artists,” … your “Oh no, it can create disinformation/pornography” is more shit thrown at that wall.
If only you got immortality (or even you and a small handful of your loved ones), okay, yeah, that would be selfish. But if the expectation is that it soon becomes cheap and widely accessible, that’s just straight-up heroic.