Nashville duo 10 String Symphony began as a partnership of mutual admiration­­ a much needed creative release valve for Rachel Baiman and Christian Sedelmyer, two 5-­string fiddle players and veteran sidemen of Nashville’s music scene. Rachel, a former Illinois state fiddle champion in the old-time tradition, needed an outlet for the new sort of songs she was writing, while Christian, originally a classically trained violinist, now a current touring member of the Jerry Douglas Band, was looking to get in touch the impetuous spirit of the rock bands he played