So you're not much afraid that people will develop artificial general intelligence before figuring out how to make it friendly?
It's fine to include some low-probability catastrophe risk management in your overall planning. But are you considering all the possible catastrophes, or just one particular route to unfriendly AI (one unlocked by your marginal recruitment of mathematically capable tinkerers)?
Wouldn't furthering our mathematical and technological prowess as soon as possible mitigate many catastrophes? See the movie Armageddon, for instance :)
Maybe general AI is inevitable even at current computing power, so long as a small, persistent cult keeps at it for a few hundred ...
Here's our place to discuss Less Wrong topics that have not appeared in recent posts. Have fun building smaller brains inside of your brains (or not, as you please).