They guy chose to foolishly and cavalierly release such White House information with deep diplomatic impact/potential, through a mere "Tweet". What is WRONG with these people in the White House!!:
"3Vote! Gibbs Makes News on Twitter Mouth of the Potomac (Free subscription) | yesterday Does this change the meaning of “a little birdie told us'” Robert Gibbs, on Wednesday White House spokesman Robert Gibbs made news on Twitter this morning, announcing that the President is pushing back the departure of his overseas trip a few days. “The President will delay leaving for Indonesia and Australia - will now leave Sunday - the First Lady and..."
http://www.nydailynews.com/blogs/dc/2010/03/gibbs-makes-news-on-twitter.html
and
http://www.wikio.co.uk/news/Robert+Gibbs