Ever since the App Store opened the the public, I have heard people suggesting that Apple should get into the mobile payments business, given that they already

Ever since the App Store opened the the public, I have heard people suggesting that Apple should get into the mobile payments business, given that they already have a huge database of credit cards ready to accept payments. Now perhaps that would be a bad idea for them, but if they were to actually go in that direction, Braintree (eBay) wouldn't necessarily be a bad acquisition, cost aside.