Latest Panda algorithm update is out. As in all G’s updates, Panda 3.4 targets low-quality websites.
This announcement was made from an official Google account on Twitter @google.
By the way, here is a list of Twitter users you should follow to be aware of all future SEO updates.
As for me, my websites’ rankings are bouncing South and North for few last weeks now. Now is a good time to not make any conclusions yet until G will finish their changes and everything is more stable.