>>Do we even know that is going to happen? no one you can conceive of caring about will be alive and nothing you do now will have any noticeable effect on them

>>Do we even know that is going to happen? no one you can conceive of caring about will be alive and nothing you do now will have any noticeable effect on them. But also yes we have worked out the math for a hyperbolic universe and it is still not effected by 21st century morality.