He addresses this in the section “If the Immortals do continue to have babies, their second-order fitness is still pretty bad”.
Doesn’t matter. Taking the immortality pill grants a strict competitive advantage over people who don’t take it.
The OP is not arguing on the individual level but on the population level. It is not uncommon that populations evolve to extinction.
It seems that this post is describing the regime beyond the threshold where group advantages outweigh individual advantages.
He addresses this in the section “If the Immortals do continue to have babies, their second-order fitness is still pretty bad”.
Doesn’t matter. Taking the immortality pill grants a strict competitive advantage over people who don’t take it.
The OP is not arguing on the individual level but on the population level. It is not uncommon that populations evolve to extinction.
It seems that this post is describing the regime beyond the threshold where group advantages outweigh individual advantages.