By Dennis D. Rooney It took only a few measures of Beethoven’s Quartet No. 6 (in B-flat major, Op. 18, No. 6) to explain the high rank among contemporary American string quartets of the Attacca Quartet, founded in 2003 and actively concertizing for a decade. In the opening work of their Duncan Stage West program Feb. 21, they excelled in its strongly rhythmic character … [Read more...]