Google Earth – too much of a view?

http://www.worldtribune.com/worldtribune/05/front2453620.076388889.html

This article, “Google Earth images compromise secret installations in S. Korea” partly answers my first question when I found out about Google Earth. How are they handling sensitive satellite data?

Other countries have objected, out of national security concerns:
http://www.abc.net.au/news/indepth/featureitems/s1432602.htm
http://www.webpronews.com/insidesearch/insidesearch/wpn-56-20050811GoogleEarthContinuesToRaiseSecurityConcerns.html

The White House is censored already. Is the information in Google Earth really easily obtainable by other means as Google suggests?