iPhone OS 3.0 should drop in most countries today, but what can be expected with iPhone OS 3.0, well mashable, has posted an iPhone OS 3.0 guide.

iPhone OS 3.0 will drop with many new features and while you’ve probably heard of some there are no doubt several you don’t know about and the guide lists several of the new features including the much awaited cut/copy & paste.

So while you patiently await iPhone OS 3.0 to finally drop why not follow the link and check out the guide for yourself, it will pass the time anyway, and while you’re at it you can find iPhone OS 3.0 arrival times here.