Tin stands in front of the door to his apartment. The apartment is tiny and dingy, like all of the apparemts in the future.

Beside his door hangs a gas mask. He picks up the gas mask, switches on the ocular screen, and afixed the mask firmly on his face. Tin opens the door and steps out into the pale light of the city.

As Tin walks down the street, ads begin to play in the ocular screen of the g...