It's still the same old story, really. Amazon pulls in revenues equal to a small nation's GDP and makes a small profit for itself in the process. In this case, particularly small. Jeff Bezos' little company that could has posted fourth-quarter turnover of $21.27 billion, a 22 percent increase, but a net profit of $97 million that's down 45 percent from a year earlier. The discrepancy is attributed to a shift in reading habits that Bezos claims the company was expecting. Kindle downlo