Second Generation 3G iPhone Release Delayed?

Although as of this point the only real confirmation of a second generation, 3G iPhone coming in 2008 is from AT&T CEO Randall Stephenson, news today indicates that release date may already be pushed back. The push back, should it be a reality, is seemingly a result of Apple's desire to keep sales of the iPhone robust during this holiday shopping season - fearing that a looming release of a newer