Play with cams! Use space to get a new cam and the slider to change cam speed. Negative speed just means counter-clockwise motion. DOWNLOAD TO ADD YOUR OWN CAMS! Weird fact I just learned: the square's graph is a catenary, also the shape of a chain hanging from two points. FEATURED!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! October 1 Thanks a lot, Scratch Team
