From what I understand, the March patch updates the graphics engine to DX10 regardless of whether you run North Atlantic. I would have a reinstall and the November 2011 patch ready to go just in case this is so.
XBL: The Mad Gonzo
The average Naval Aviator, despite the sometimes swaggering exterior, is very much capable of such feelings as love, affection, intimacy, and caring.
These feelings just don't involve anyone else.