This was terribly interesting, I'll be re-reading it in a few days to see what I can pick up that I missed the first time through.
I'm not so sure we can so easily label these two endings the good and bad endings. In one, humanity (or at least what humanity evolved into) goes along with the superhappies, and in the other, they do not. Certainly, going along with the superhappies is not a good solution. We give up much of what we consider to be vital to our identity, and in return, the superhappies make their spaceships look nice. Now, the superhappies a...
Well, I re-read it, and now neither ending seems so tragic anymore. I now think that there is utility in transforming the babyeaters that I didn't see before.
That said, the way they went about their supernova operation seems illogical, particularly the part about giving them 3 hours and 41 minutes. I would imagine they decided on that amount of time by estimating the chance of the superhappies showing up as more time passes times the disutility of them stopping the operation, vs the number of humans that will be killed by the supernova as more time passe... (read more)