http://www.moody.af.mil/news/story.asp?id=123062544
"The only thing this simulator can't do that a real aircraft can is burn gas and pull G's," said Mr. Callich, referring to the forces a pilot is subjected to during high-speed maneuvering. "The manufacturer, Lockheed Martin, is required to make this device mirror the actual aircraft in every way, so it's amazing how real it seems in the heat of a crisis."