Though Apple has designed the iPhone to be as straightforward as possible, there's no doubt that some users find its ever-expanding collection of features to be intimidating. It's About Time Products is a Cupertino-based company that has created It's About Time to Learn the iPhone 3G, a downloadable ($25) or DVD-based ($30) full-screen tutorial that walks new users through the various steps of using the iPhone 3G, allowing on-screen interaction with…