One major complaint about iOS thus far has been the inability to apply software updates over the air. If you want to move from iOS 4.3.2 to 4.3.3, you have to download the appropriate update through iTunes, or via direct download, assuming you can find the links, plug your iOS device into your Mac or PC, and apply the software update using iTunes.
It's a bit of a backward process in an era when iPhones and iPads are looking more like portable computers in their
