- Share from Photo page: There's a new sharing option on each and every photo page. When logged off, the button shows only Facebook and Twitter options. But once you log on, you get Tumblr and Blogger too, and can configure other sharing venues as well.
- Share non-public content on Facebook: This doesn't sound like a great idea, but you now can share private photos on Facebook if you're so inclined (and if you trust your privacy settings).
sharing update, which consists of several new and easy ways to embed or link to your photos: