Dubai: Why?

Yesterday the news that President Bush had approved the management of six American ports by a Dubai company escalated into a huge debate that touches on several issues, ranging from the fact that the company in question has an excellent record, to Americans' post-9/11 fear of Arab-based companies, to the fact that port security is still essentially a joke and also still controlled by the American government. What are your gut reactions to this news?
PS: Here's an interesting piece on the situation from the New York Times:
http://www.nytimes.com/2006/02/23/politics/23assess.html?hp&ex=1140757200&en=c98f41020e08d417&ei=5094&partner=homepage