Bob Dylan is inarguably an American icon, one whose music has transcended the passage of time, but for many people he’ll forever be a symbol of the promise and problems of the ’60s, which begs the question

Born of a Dire Straits song, named for a Robert Cray song, and obviously inspired by guitar slingers like John Mayall and Eric Clapton, the blues-rock power trio Back Door Slam proudly wear their influences on their sleeve. Riding some residual buzz from their 2007 debut album, Roll Away, the group plays an 8 p.m. show . . .