You might hear it said that Nokia is on a knife-edge, and that this old king of mobiles will live or die based on the success of its latest flagship phone. We love melodrama as much as the next guy, but such talk is overplaying it. Sure, the great manufacturer has its troubles, and yes, the Lumia 800 bears a heavy burden of responsibility on its 3.7-inch shoulders. However, now that Nokia's CEO Stephen Elop has set his company on a new path, there will no doubt be a slew of new products -- both hardware and software --