After months of redesign rumors, the iPhone 4S debuted last October without any kind of external changes. Much like the new iPad, the familiar-looking handset drew an onslaught of "disappointing" headlines from around the web.
But Apple obviously knew what it was doing. The 4S has broken a number of sales records, and helped Apple sell more than 37 million iPhones last quarter. And perhaps even more impressive, 6 months later, it's still on top...