WHO COULD HAVE KNOWN?Bush’s legacyhttp://news.yahoo.com/s/ap/20081201/ap_on_bi_ge/meltdown_ignored_warningsThe Bush administration backed off proposed crackdowns on no-money-down, interest-only mortgages years before the economy collapsed, buckling to pressure from some of the same banks that have now failed. It ignored remarkably prescient warnings that foretold the financial meltdown, according