“There's a long history of record labels being identified with a certain sound. In jazz, Blue Note was known for the funky hard-bop of Art Blakey and Horace Silver, while Impulse! cultivated a roster of avant-garde explorers like John and Alice Coltrane and Archie Shepp. In the indie rock universe, those who buy something on K or Kill Rock Stars can usually depend on hearing some amateurish post-pu”