[cubefox]

It wasn't entirely in jest. See this article, published a short while later: https://www.lesswrong.com/posts/uMQ3cqWDPHhjtiesc/agi-ruin-a...

And more recently: https://time.com/6266923/ai-eliezer-yudkowsky-open-letter-no...

[skrebbel]

Sure, but the thing about starting a suicide cult was.