iPhone nano still enroute, but not for US?

Apple could be making its rumored iPhone nano primarily for non-US markets, checks by analyst Brian Marshal of AmTech indicate. Despite the absence of the smaller, lower-cost device at Macworld, Marshal believes the device is still on track for an early 2009 release based on investigations but warns that AT&T isn't yet known to be testing the hardware, suggesting that any early release would laun...