The old man looked like every other hobo one would find on some far-out trading station: he wore what used to be a three-piece suit, now little more than rags, a blue baseball cap (David found it funny, knowing that baseball as a thing went out of style three generations ago), and a tangle of long, greyish hair and beard. People like him were unseen on the core worlds, not that they hadn't existed there. They just know how to keep themselves hidden, and the authorities never bothered them as long as they didn't raise a ruckus, which they never did. They knew better. This place was far from the core worlds, though. The planet was called GF-618