verified with a friend this weekend who's using Verizon with his iphone 4s... when you get a call while using data on cell network, the data access stops and th

verified with a friend this weekend who's using Verizon with his iphone 4s... when you get a call while using data on cell network, the data access stops and the phone call takes precedence (you'll still receive the call). if you try to switch to an app or browser for data while on a call, you get a message saying it won't work