I realized that iPhone plan for at&t is only $59.99 with unlimited internet! WTF? I pay $110 for same plan on my current Blackjack! (They rape you on the unlimted internet usage. I pay extra $39.99 just for the data.)
http://www.apple.com/iphone/easysetup/rateplans.html
So I will be saving $50 every month if I buy the iPhone.... Okay, I am sold.