Based on your financial expertise, provide your response or viewpoint on the given financial question or topic. The response format is open.

Sites to obtain historical chart of currency exchange rates?
OANDA has a free online tool (a Java applet) that will do what you're asking.  Description: Currency Graph FXGraph:   Plot the   change between two currencies over any   time period Make a customized graph of historical   exchange rates for two of over 190   currencies, for any time period since   1990.   [...] Visit Currency Graph | OANDA.