OK, a credit card form is a feature that is very, very rarely used. The features that people will use frequently are still more important. If 5% of users have

OK, a credit card form is a feature that is very, very rarely used. The features that people will use frequently are still more important. If 5% of users have to lie and put California in as their state and 90210 as their zip...well, it's not the worst compromise in the world.