“When Palehound's Ellen Kempner recorded her debut EP, Bent Nail at Gravesend Recordings—the studio recently established in Brooklyn DIY venue-cum-community space Silent Barn—the then-solo artist had to enlist her two-man recording crew, Gravesend owners Carlos Hernandez and Julian Fader of Ava Luna, for drum and bass accompaniment. In the months since, she's assembled a steady touring band: Ben Sc”