To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Share Embed Share URL Video File Node URL Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/2203" allowfullscreen></iframe> Responsive Embed Code Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/2203" allowfullscreen></iframe> Mystery is in the eyes of the borrower -- and the media. The term "variable rate" in a mortgage might seem straightforward, but to a college-educated homeowner and to ABC's Kate Snow, it's apparently a real brain-twister.