They do return. People sometimes come back, with their memories of this place intact.

[That's a question that she can answer though, and she nods, smiling.]

There are a two or three hundred, if I remember correctly. And they are as varied as trees in a forest. People who travel the stars like in movies, super heroes, knights and sorcerers, talking ponies. I know a boy who pilots a mecha at home to fight aliens.