Jon Burlingame Science fiction and fantasy have inspired dozens of great television scores through the years, from “Battlestar Galactica” to “Game of Thrones.” Three more streaming series continued that tradition this season: “Silo,” “Fallout” and “3 Body Problem.” Atli Örvarsson’s music for “Silo,” the Apple TV+ dystopian drama set in a bleak future where everyone lives in underground silos, was initially inspired by the setting. “It’s a mechanized world,” he says.