App world is actually a free app itself that needs to be downloaded – either on your PC and sideloaded or direct to your device. You’ll need a PayPal account to actually buy the Paid apps you can browse through.
I have no idea why there was such a delay for teh local launch, but the good news is that it’s here now. If you’re a BlackBerry owner, you should check it out right now. I mean, it’s Friday afternoon, two weeks until Christmas… you don’t actually want to spend the rest of the day working, do you?