We've been spending plenty of time with Woodsist-associated Philadelphia singer/songwriter and War On Drugs guitarist Kurt Vile's official Matador debut Childish Prodigy. One of the best songs, no doubt, is the propulsive 7-minute "Freak Train." It's a shaggy, ambling song that sounds like its title suggests, adding a few insulated cars, grimy acid-dripping psych, some Kraut-y percussion, and jittery energy ...