The cost-effectiveness of preparing for an apocalyptic event (versus preparing for a mundane event like a car crash) varies with the perceived likelihood of the apocalyptic event.
I think the most cost-effective thing to do is research the likelihood of apocalyptic events more seriously. How much would you pay right now for a magic charm which protected you and your immediate peers from all unfriendly AIs (and nothing else) permanently?
The cost-effectiveness of preparing for an apocalyptic event (versus preparing for a mundane event like a car crash) varies with the perceived likelihood of the apocalyptic event.
I think the most cost-effective thing to do is research the likelihood of apocalyptic events more seriously. How much would you pay right now for a magic charm which protected you and your immediate peers from all unfriendly AIs (and nothing else) permanently?