I don’t use my first-generation iPad a ton, but of course I’m going to update to the great new features in iOS 5. The problem: I’m using a different computer now than I was the last time I synced it, and iTunes issues a rather daunting warning that updating the iPad on my new laptop will wipe out everything on my iPad. They don’t offer a clear path to resolve this, it’s actually quite simple. Here’s how it works. More