- a [[philosophical argument]].
  - by [[Brandon Carter]] and [[John Leslie]] and [[Richard Gott]].
  - "Because a random human would tend to find themselves in the middle of the population of all humans to exist…" 
    - Why does it imply really we are near extinction, instead of a bit later than halfway? (population growth is accelerating but I think overall ~100 billion humans are expected to have lived so far, and we are only 7 billion currently.)
    - There is the possible [[reference class]] issue, as pointed out by [[Claude]].