I object to this the same way I object to objections of the repugnant conclusion: it's hard to have intuitions about numbers that large. Is it really possible to image someone "gaining more welfare per second than all humans ever have so far"?
But this is very plausible. No one would say that the marginal displacement each time is worth it. I wouldn’t kill 10^10^1000 humans to create a utility monster.
I object to this the same way I object to objections of the repugnant conclusion: it's hard to have intuitions about numbers that large. Is it really possible to image someone "gaining more welfare per second than all humans ever have so far"?
But this is very plausible. No one would say that the marginal displacement each time is worth it. I wouldn’t kill 10^10^1000 humans to create a utility monster.
This leaves aside the bit about fetus rights.