In this blog you can see the curvy roads in action and it looks pretty awesome!
Quote
Society has always pondered tough, philosophical questions: Which came first, the chicken or the egg? Do dinosaurs really exist? If a tree falls in the forest, would anyone hear it (and moreover, would anyone care to pick it up?)? We here at Maxis, however, only care about one particularly chin-rubbing query: Can a city really be built on rock 'n' roll.
Full blog: http://www.ea.com/uk…and-residential