The Consumer Finance Protection Bureau (CFPB) has just finalized a rule that makes it easy and safe for you to figure out which bank will give you the best deal and switch to that bank, with just a couple of clicks. We love this kind of thing: the coolest thing about a digital world is how easy it is to switch from product or service to another—in theory. Digital tools are so flexible, anyone who wants your business can write a program to import your data into a new service and forward any messa...