Apple ipod

When I buy an iPhone 3G without contract from AT & T, "I can opt for non-iPhone data plan cheaper?

I want to start a new contract with AT & T, but with a low monthly fee and be flexible to have to pay for my $ 40 voice and data terms of $ 30 what happens. Thus, with the iPhone 599 a free contract, which could subscribe to the unlimited SMS plan regular $ 35 data?

does not work, they discover that you have an iPhone as soon as you use it on the ATT network. you must pay your $ 30.

iPhone data plan… will make you poor