non-iphone smartphone users screwed?
Demystifying AT&T's iPhone upgrade policies (FAQ) | Signal Strength - CNET News
Can non-iPhone smartphone subscribers keep their $30 unlimited data plans or must they subscribe to one of the new AT&T data plans that are capped at 200MB and 2GB?
All current AT&T smartphone customers can keep their $30 unlimited data plan if they upgrade to an iPhone 4 once their contract expires.
Can non-iPhone AT&T smartphone subscribers get the early upgrade price for the iPhone 4 before their current contracts expire?
No, only current iPhone customers are able to get the early upgrade price.
sooo... does this mean... if i want to pre-order the iphone4 in the 15th to get it on the 24th, i have to pay the 599/699 price since i'm currently a blackberry user? :(
You will not lost your unlimited plan
If you want to keep your unlimited plan you will not lose it and you do not have to choose one of the new data plans even if you're not upgrading to an iphone. This video from at&t explains that.
YouTube - AT&T data plans and upgrades for iPhone customers