here's an interesting point of view that any individual investor may need to know
"..China may well do all that it can, which is significant given that the country is projected to have an estimated US$1.7 trillion in foreign-exchange reserves by the end of 2007, to preserve the vitality of the US economy through the 2008 Beijing Summer Olympics. But after this it may become increasingly obvious that China cannot sustain both its own domestic concerns with the ongoing drain represented by servicing US debt. If such a moment comes, Americans may wish that the US Congress had acted in
2007 ..."