Report: AT&T Could Lose 40 Percent of iPhone Subscribers to Verizon

Although AT&T leaders have responded with bravado to questions of how Verizon might upset the carrier's exclusive iPhone apple cart, Wall Street apparently isn't so care-free. AT&T could lose up to 40 percent of iPhone subscribers when Verizon starts selling the handset, one analyst warned Monday.
Up to 6 million of AT&T's 15 million iPhone customers [...:]