About one minute into "aimee lou wood freestyle," the new single from the LA band untitled (halo)," a guy starts rapping in a detached, spaced-out flow that reminds me of SALEM when they first arrived: "666, yeah, all I see is black/ Don’t touch me if you ain’t touchin’ stacks." Before that, "aimee lou wood freestyle" was pretty much a shoegaze song, with…