The long-awaited Google+ debuted to select users Tuesday. The service is Google's latest introduction into the social media soirée as it tries to pull in some of Facebook's 600 million users with new features, clearer privacy guidelines, and intuitive ways to search and share content.

Of course, many of those users are already using Google's other services. When you create an account with Google+, you're given the option of uploading your albums from Picasa and your contacts from Gmail.


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