[caf]

One consequence of which is that if intelligent life arises in the Milky Way again after that point, they will likely have no way of knowing that there ever were other galaxies beyond the local group.

We're somewhat lucky to be around to see the universe when it's comparatively young.

[alex_sf]

Can't that be true for us, though? If we had JWT 4 billion years ago, who knows what we would have seen.