Earlier this month, Wired took a sneak peek at some of the upcoming features in beta 3 of iPhone OS 4.0. Some of these, such as a screen orientation lock and possibly file sharing seem to be making their way over to the iPhone from the iPad.

The article also shares a bit of detail on other features current iPhone users may find helpful, such as multitasking and folders. OS 4 is expected to be released sometime in June, and should be announced at the upcoming Worldwide developers Conference on June 7th.

You can read the entire article here.