When the iPod Nano was first released, in 2005, it cost $199 and was sold on the promise of limitlessness. This year, Celeste Stange bought her magenta 8-gigabyte model on eBay for $69 and the exact opposite reason. Every time she’d pick a song on Spotify to stream, she’d think about the millions of other songs she could listen to instead and get paralyzed by musical FOMO, she told me. “Now I only have what’s on here.” Stange, who is 29, is part of a recent “analog” movement in which people—usu