Microsoft have released the following support articles to the website:
The known graphics-related issues that you may experience when you play Flight Simulator X
http://support.microsoft.com/?kbid=925722
You recieve an activation message after you play Flight Simulator X for 30 minutes
http://support.microsoft.com/?kbid=925723
Information about the ports that you must open in WIndows Firewall to play or to host a Flight Simulator multiplayer game
http://support.microsoft.com/?kbid=925896
I have also written up, in support article format, Adam Szofran's "Blurrie" fix and tips. However, because the product list was not updated for us yet, it will be in the category of FS2004 until that is fixed. Also, the article is not live yet, but it will be at:
http://support.microsoft.com/?kbid=555738