We got a lot of reaction to the article about how changes in debit and credit card swipe fees may affect you. Swipe fees are the charges retailers pay when they allow you to use plastic at their store. In reviewing the comments and speaking about the story on radio stations nationwide, one question kept coming up: "Wait, do I pay when I use my debit card?" Some of you jumped in to help clarify that consumers don't pay those fee ... at least not yet.