In 1999, Pavement put out the single “Spit On a Stranger,” pairing it with the B-side track “Harness Your Hopes” as a CD-only release. A decade later, in 2008, the band’s 1997 album Brighten The Corners was released in expanded form to digital retailers like Apple’s iTunes Store, complete with bonus tracks and B-Sides from those sessions, including “Harness Your Hopes,” which appeared digitally for the first time. And that’s where the journey for many of those songs would have ended: as footnotes and rarities for collectors and superfans. But the rise of streaming and social media changed all that. In 2017, for reasons that are still a little mysterious to both the band and its label Matador, “Harness Your Hopes” began to explode on Spotify, leaping into the top spot among Pavement’s most-...