Today’s Cool Album of the Day (#954 in the series) is Steve Earle and the Dukes, Terraplane. Steve Earle’s new album Terraplane is being billed as his blues album. We’ll talk about that a bit more in a minute. More importantly I think – it’s a Steve Earle and the Dukes album, and a damn fine one at that.  Steve Earle has had many different personas and approaches in his career, Country rock and roller, hard core troubadour, singer songwriter, bluegrass musician, political activist, you name it  – but mostly I think the best name to fit him – if he even needs one – is a folk singer.  And if you don’t think folk singers can play or sing the blues then you...