AT&T network not ready yet for all Apple iPhone 3G S functions - USATODAY.com

NEW YORK — AT&T's wireless network is having a hard time keeping up with the Apple iPhone, a top wireless analyst says.

That's the reason AT&T (T) isn't offering multimedia messaging and "tethering" options for the new $199 iPhone 3G S — lack of network juice, says Roger Entner, head of telecom research for Nielsen...