If you were wondering how General Motors was planning to differentiate the 2012 Buick Verano from its Chevy Cruze counterpart, wonder no more. According to Buick, its newest addition will offer the quietest ride in its segment thanks to heaps of laminated glass, triple door seals and a host of other muting technologies. Buick calls the cabin "library quiet," though there's no word as to whether the interior smells of old books. They've also made...