Some of you may be aware of this thread over at the Ubi Forum.
http://forums.ubi.com/eve/forums/a/t...5/m/2551012895
Ubisoft has been planning to announce an add-on to Silent Hunter 4 that includes a new campaign, U-boats in the Pacific and Indian Ocean, and patch 1.4. The news was leaked prematurely on the Ubisoft forums.