We have just added a couple of new graphs to put the current interest rate situation in historical perspective. 

A graph of the Prime Rate from 1930 through 2008 can be found at http://www.moneycafe.com/library/primeratehistory.htm

A graph of the Fed Funds Rate from 1955 through 2008 can be found at http://www.moneycafe.com/library/fedfundsratehistory.htm.