Consumer credit is falling fast. In July, consumer credit plunged by $19 billion, followed by an August drop of $12 billion, a 5.8 percent annual rate. Credit card spending decreased by nearly $10 billion in August, while non-revolving debt, including auto loans, fell by $2 billion. Credit has shrunk for 7 consecutive months, the longest period of decline since 1991. The banks have shrugged off their commitment under the TARP program to increase lending to consumers and businesses. They’ve eithe