I wanted to see if Apple did anything interesting (read different) from an EMC perspective in the iPhone sync/charge cable versus the established iPod cable. Aside from the missing hard release latches, and the overall reduced size, there isn't much difference. 
 
Here are some teardown pics on the internals. First one is of the "front" side: 
 
 
Back side (sorry about the blurry pic): 
 
 
Front side with the metal shield removed ... sorry, but I was too lazy to remove the silicone goo: 
 
 
Close up of the "newer" friction latch detail. This style (friction versus hard lock) first appeared on the Apple radio remote product: