The Open Thread posted at the beginning of the month has gotten really, really big, so I've gone ahead and made another one. Post your new discussions here!
This thread is for the discussion of Less Wrong topics that have not appeared in recent posts. If a discussion gets unwieldy, celebrate by turning it into a top-level post.
Most articles link to those preceeding it, but it would be very helpful to have links to those articles that follow.
One example: The Thing That I Protect.
If that makes you want to know what the "last thing" is, you have to click Next no less than ten times on Articles tagged ai to find out. Another is "More on this tomorrow" in Resist the Happy Death Spiral.