It's obvious why credit card companies and banks don't want a new, powerful, centralized regulator: they have already captured the regulators at the seven (yes 7) existing bureaucracies who exert some control over their blatant bloodsucking of the American people. Elizabeth Warren scares the living shit out of all of them, and they are doing whatever they can to stop her and the CFPA.
Witness this new website I found last night:
The bastard banking lobby must die.