text_a: -lrb- two -rrb- fairly dull -- contrasting and interlocking stories about miserable scandinavian settlers in 18th-century canada , and yuppie sailboaters in the here and now .
text_b: 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 .