That's the message from the thinking man's Marine, General James Cartwright, vice chairman of the Joint Chiefs of Staff, who <a href=http://pentagontv.feedroom.com/?fr_story=4bec59f4322f139dfb694c60ece93b65b32b8d99&rf=rss>told a U.S. Chamber of Commerce confab in Washington yesterday</a> that the Defense Department may lose its edge in space because of a policy that has led to slow development of costly satellites.