Castanets, aka Ray Raposa and a shifting cast of collaborators, is about to release Texas Rose, The Thaw, And The Beasts via Asthmatic Kitty, but you won't find his haunting cover of Hank Williams' "Rambling Man" on it. The previously unreleased take on the classic debuted in this week's Drop. It's one of seven Williams' covers Raposa recorded this past ...