text_a: it could change america , not only because it is full of necessary discussion points , but because it is so accessible that it makes complex politics understandable to viewers looking for nothing but energetic entertainment .
text_b: the director 's twitchy sketchbook style and adroit perspective shifts grow wearisome amid leaden pacing and indifferent craftsmanship -lrb- most notably wretched sound design -rrb- .