"Screened off the entire thing, nobody except a handful of people at one pole of the world have any idea now what was happening a millennium ago.  All the old cities were put into long-term storage.  Nobody can look at any old books."

"I expect more people than a handful know why we had to do that, but I don't.  We're told that a false analogy is getting a pessimized message from aliens with unshattered prophecy, that was allowed to spread in an untracked way, resulting in everything needing to be causally screened off, but that this is not what actually happened."

"Anyways, you want Baseline's type system or what?"

"Screened off the entire thing, nobody except a handful of people at one pole of the world have any idea now what was happening some unknown number of decades ago.  All the old cities were put into long-term storage.  Nobody can look at any old books."

"I expect more people than a handful know why we had to do that, but I don't.  We're told that a false analogy is getting a pessimized message from aliens with unshattered prophecy, that was allowed to spread in an untracked way, resulting in everything needing to be causally screened off, but that this is not what actually happened."

"Anyways, you want Baseline's type system or what?"