As an agilist, I over use post-its, because my company tends to be more and more visually organised.
Have a look at mister Bunliu's senior project at Savannah College of Art and Design.
On his YouTube account, you can read: "This is my senior project at Savannah College of Art and Design. Where my idea comes from is that every time when I am busy, I feel that I am not fighting with my works, I am fighting with those post-it notes and deadline. I manipulating the post-it notes to do pixel-like stop motion and there are some interactions between real actor and post-its"
Here below the making of.