NEW IPHONE SUMMER 2009?!?!?!?1?

K ive JUST heard of this and i was planning on getting the 3g in a week or so. I know about the 3.0 update, how will i get that and that will be in canada right? likr where do you get it from or is it like automaticly installed? So is there just the update, and is there a new iphone to? Will it be that much better? or just a bigger hard drive? Like is it worth it or not? Pl help im so confused and will the new iphone come to candad right away if there is a new one?????