It may be interactive, but it's not really a tool when all I can do is switch between two displays: more like a slideshow. And the "interactivity" was just a

It may be interactive, but it's not really a tool when all I can do is switch between two displays: more like a slideshow. And the "interactivity" was just a hindrance to understanding what the article was trying to illustrate: it would have been much more illuminating to have the two bills side by side, with lines joining corresponding items.