I'm generally a fan of Facebook. I only use it to keep in contact with people I actually know and hang out with in real life. And for my friends that live in other countries, it's the easiest way to share photos, videos, and other life events.
That's why I'm pretty excited about Facebook integration in iOS 6. The ability to post to Facebook from almost anywhere in iOS, use single sign-in to log into any number of apps, and 'like' apps and songs is going to be great. However, there's one unpleasant outcome of Facebook integration in iOS 6: it may load up your contacts list with loads of practically useless