Either I’m misunderstanding what you wrote, or you didn’t mean to write what you did.
Suppose A is a human and B is a shrimp.
The value of adding a shrimp to a world where A exists is small.
The value of replacing the shrimp with A is large.
Either I’m misunderstanding what you wrote, or you didn’t mean to write what you did.
Suppose A is a human and B is a shrimp.
The value of adding a shrimp to a world where A exists is small.
The value of replacing the shrimp with A is large.