Freefall in color by many folks.
Mr. Hillman: You're back to free robot labor.
Sam: No. These are your passengers. You're still going to need a core group in the maintenance shop for times when you don't have guests to entertain.
Sam: You'll also need to teach the robot colonists about maintaining the environment they're going to. As they learn what's needed to live on a frozen moon, they'll pass the knowledge back to you and you can train the next group coming in.
Mr. Hillman: So we'll be a combination of orbital factory, school, and luxury liner.
Sam: In short, a city. This place is already pretty big, but it's not too early to think about expansion.