Agreed. The “we all live happily ever after” inference does contradict Deutsch’s idea, which I noticed a little after writing this, and so corrected the wording (before seeing your comment) thusly:
(Or, presumably, so Optimism demands, since the AIs are unpredictable, and technology.)
Agreed. The “we all live happily ever after” inference does contradict Deutsch’s idea, which I noticed a little after writing this, and so corrected the wording (before seeing your comment) thusly: