If you want to argue that Lemmy doesn’t represent users at large, or that the people complaining about AI are a loud minority, go for it.
Yes, that’s exactly what I’m doing. Though specifically this community, not Lemmy as a whole (I’m not a Lemmy user myself for that matter).
I don’t think you’ve thought through the logistics required for the sort of war where you’d just go around and shoot everyone who lives in hundreds of solar systems. Even assuming they do nothing at all to defend themselves, how do you even find them all?