This might be the most insane science fiction book I have ever read (so far). Greg Egan's ideas are mind blowing. I thought Banks' Culture series pushed the idea of artificial intelligence to another level but Diaspora's "polis" concept just blows the Culture "Minds" out of the water. A warning though: Diaspora is definitely one for science geeks! Only read it if you don't mind whole chapters describing quantum physics concepts and multi-dimensional mathematics.
I often wandered if it was possible to describe a higher dimensional universe but now I know it can be done (Egan describes a 6-dimensional macrosphere in Diaspora). And so much better than Lovercraft's "it's so weird I go insane" appoach :-)...Continua