Following a successful liver transplant, Apple CEO reappears in the event of the company that is taking place right now. And it does announce a new operating system update for the iPhone, namely 3.1.

At Apple claim to have sold over 30 million iPhones, so they’re in luck. To celebrate, they released this update can be downloaded in 23 countries (including Spain) from iTunes completely free of charge.

One of the major developments that will have this new version of the iPhone operating system is to be synchronized more easily with the new version of iTunes (the iTunes 9, specifically), also presented as we write these lines. The Genius music recommendation program, which operates within iTunes, now extends to applications for iPhone. Furthermore, it has completely changed the management system applications within iTunes. Now it’s much easier to use and can organize the various programs from the computer by simply dragging and dropping.
