iPhone SDK beta 2 adds new functionalities

iPhone SDK beta 2 adds new functionalities and developers should be able do much more. For instance the new beta of Xcode 3.1 now includes iPhone-ready Interface Builder. The iPhone SDK beta 2 of Xcode 3.1 (including the iPhone-ready version of Interface Builder) website.

Nevertheless, A word of warning: Apple's servers are getting hammered right now, and it may pay to wait a while before downloading the 2.1 GB package. In case you're waiting, you can read the release notes for Xcode and for Interface Builder.