It's worked well for Walmart (well, okay, aside from the whole "bribing people in Mexico" thing.) But people seem willing, and even eager, to bank with compani

It's worked well for Walmart (well, okay, aside from the whole "bribing people in Mexico" thing.) But people seem willing, and even eager, to bank with companies they know and trust. The real problem is regulation. It is so, so much easier to sell ads than to navigate the international financial markets.