
They talk it over, and make their decisions: Paolo commits suicide, leaving Yatima the last recognizable descendant of the human race. It's unlikely that they'll be able to get back to their home universe, and even if they do, after billions of years, both Yatima and Paolo agree that humanity has almost certainly evolved into something completely unrecognizable, if it even still exists. Everybody's Dead, Dave: Implied, though not confirmed the last scene of the novel takes place billions of years after the previous one, Yatima and Paolo have traveled through trillions of alternate universes in pursuit of the Transmuters, and wound up empty-handed.Digital Avatar: How Citizens appear to one-another inside their Polises.Chekhov's Gun: A sphere becoming a torus in five-dimensional space is the key to unlocking a path to other universes.It's completion." Yatima chooses to spend the rest of eternity in abstract research. Paolo accepts Cessation "That's not death. In the end, having reached a kind of literal end of all things, Yatima and Paolo consider their choices. Cessation of Existence: Generally presented as a voluntary option for any being which has achieved everything they might have set out to accomplish.Author Filibuster: The treatment of the conflict between Citizens and Fleshers in the early chapters is so one-sided that one gets the feeling Egan was trying to be the Ayn Rand of the transhumanists, or at least the Bizarro Leiji Matsumoto.Not to be confused with the 1985 novel Diasporah by W.R. One of the chapters was expanded from an earlier short story of Egan's, called "Wang's Carpets".

First published in 1997, it is a Spiritual Successor to his 1994 novel, Permutation City. A Post-Cyberpunk hard science fiction novel by Australian author Greg Egan.
