Mrs. Billie Cannon, a Knoxville, Tennessee homemaker, was preparing to paint her back porch. In order to protect the floor, she very carefully placed around the edges a strip of Scotch tape-the kind with adhesive on both sides. It was her plan to place a drop cloth over the floor and secure it with the tape. Having succeeded in placing the tape around the entire surface, she went back inside the house to get a drop cloth. Returning to the porch sometime later, she found that all of her carefully placed tape was gone. She was completely mystified. Where could it be? Who would possibly have taken the time t…