You conveniently forget that government forced banks to give mortgages to people who couldn't afford them and they subsidized them so obviously banks would do things they normally wouldn't do.
The govt didn't force lending to anybody.
Whenever some right wing shill tells you what you want to hear, you believe it, because it helps to maintain your delusional state, avoid cognitive dissonance-
http://www.mcclatchydc.com/2008/10/12/53802/private-sector-loans-not-fannie.html