In a time of divisiveness, writer/director David Heinz makes a curious choice to return to a national nightmare to help identify the last time Americans share a common vision for anything. The event was 9/11, and while “American Folk” isn’t a story of terrorism, it utilizes the aftermath of the tragedy to inspire a sense of harmony, both literally through music and spiritually through a road trip, with the main characters experiencing a changed land that’s received a chilling reminder that unity is vital to the state of the union. “American Folk” is soft work, gentle on the senses and peppered with musical performances, and while Heinz gets a little too meandering at times, he’s after something kind and soulful with the feature, fighting current political and cultural divides with a reminder that civility and hope is still possible. Read the rest at Blu-ray.com