Jeremy built the form to work as you'd expect. You can tab between the "blanks" just the way you tab between standard Web form input fields. You can click on any "blank" to start entering text. The password "blank" masks any characters you enter just like a standard password input, and the whole form manages errors if you answer any questions incorrectly. In other words, it works like a standard Web form but it looks quite different. The presentation is inviting and fun, which is quite unlike a standard Web form.
After seeing the Huffduffer form in action, I was curious how it would perform against a traditional form. Would people be more inclined to complete it because of the narrative format? Or would the unfamiliar presentation format confuse people? Thanks to Ron Kurti and the team at Vast.com, I now have some early answers.
Ron and his team ran some A/B testing online that compared a traditional Web form layout with a narrative "Mad Libs" format. In Vast.com's testing,