If you can stomach it, you'll really like "Meditations on Moloch", by the same author. (Its readable description of multipolar traps is good, but I imagine it'

If you can stomach it, you'll really like "Meditations on Moloch", by the same author. (Its readable description of multipolar traps is good, but I imagine it's hard to see at once if you haven't been following the author for a while. In any case, the AI connection at the end is tenuous.)