Press the green flag and lose yourself in the bouncing of the ball Use up and down arrows to adjust the radius of the ring Click the speaker to mute/unmute the sound D Toggles the DVD screensaver T Toggles the ball B makes the DVD bounce
Thanks to @joshuanickelson for the inspiration thanks to Gareth Rees for the vector math https://stackoverflow.com/questions/573084/how-to-calculate-bounce-angle The Chaos button is a bug that happened when I tried to code for a reset button, if anyone knows how to fix it that would be good to know.