I totally agreed to these two reference and it is now a step of many steps US planned. Well, thats how financial markets behave.
美國評級遭下調 美國政府“偷著樂” http://hk.biz.yahoo.com/110808/357/48zmk.html
Jim rogers commented http://jimrogers-investments.blogspot.com/2011/08/few-comments-on-s-downgrade.html