Earlier this week Apple made available the iPhone OS 3.0 GM Seed (build 7A341). It's the best build to date. Compared to the previous build, E*Trade's Mobile Pro application now works without crashes. Apple have also implemented one of my feature requests - the ability to retain the order of application icons between restores. So this upgrade was the smoothest of them all. Apple have also provided an iTunes redemption code to pre-test a version of AOL’s AIM that makes use of the push notification service. In the iPhone’s Settings page, push notifications can be controlled globally as well as for individual apps: