6:00 PST We are still working on bringing the site back online. Just in case you are wondering: All photos you might have posted on your blog or elsewere should still be serving without problems. Our engineers are working as hard a possible to bring Flickr back to you. Thanks for your patience.
Read more at the Flickr Blog :http://blog.flickr.net/en/2009/10/24/flickr-is-unhappy/