I thought of Canticle for Leibowitz, obviously, as a triptych of apocalyptic stories (it's one of my favorite books of all time), but it doesn't do what this is doing. It's about the cyclical rise and fall of civilization; it doesn't explore the three modes of the apocalypse like what we're talking about for this. »
Ursula K. Le Guin once wrote, “Science fiction is not predictive; it is descriptive”—which is to say that it uses the future as a lens to examine the here and now. Sometimes the paradigms of the present must be challenged, and one of the ways to do that is through science fiction. »
That's the whole story. The line right before "Enjoyed this story?" etc., that's the last line of the story.
They actually did publish a few mass markets. Mark Teppo's books were published as mass market originals, and after initial hardcover runs they later tried to backlist Liz Williams's Detective-Inspector Chen novels as mass market titles. »