"It is apparently necessary, for unknown reasons that you might trust more if you understood the care that has gone into the frameworks giving us reason to trust them, that we causally screen off our past.  The example we're given of what didn't happen is that nobody intercepted an extraterrestrial radio transmission and instantiated alien software which tried to anti-optimize our world and now we've got to screen off everything it could have causally contaminated.  That is definitely not what happened but it is said to be reasonably indicative of what it is we now need to do.  The past is not hidden.  It is screened.  If we're doing this at all right, whatever happened back then should not be able to affect you.  It is the present of Civilization that you need to deal with, not its past, and that I do know and we do. not. do. the. bloodbath. thing. because. we. are. not. insane."

"It is apparently necessary, for unknown reasons that you might trust more if you understood the care that has gone into the frameworks giving us reason to trust them, that we causally screen off our past.  The example we're given of what didn't happen is that nobody intercepted an extraterrestrial radio transmission and instantiated alien software which tried to anti-optimize our world and now we've got to screen off everything it could have causally contaminated.  That is definitely not what happened but it is said to be reasonably indicative of what it is we now need to do.  The past is not hidden.  It is screened.  If we're doing this at all right, whatever happened back then should not be able to affect you.  It is the present of Civilization that you would deal with, not its past, and that I do know and we do. not. do. the. bloodbath. thing. because. we. are. not. insane."

"It is apparently necessary, for unknown reasons that you might trust more if you understood the care that has gone into the frameworks giving us reason to trust them, that we causally screen off our past.  The example we're given of what didn't happen is that nobody intercepted an extraterrestrial radio transmission and instantiated alien software which tried to anti-optimize our world and now we've got to screen off everything it could have causally contaminated.  That is definitely not what happened but it is said to be reasonably indicative of what it is we now need to do.  The past is not hidden.  It is screened.  If we're doing this at all right, anything that happened in prehistory should not be able to affect you.  It is the present of Civilization that you would deal with, not its past, and that I do know and we do. not. do. the. bloodbath. thing. because. we. are. not. insane."