Shift + Click flag for turbo mode (recommended for visual reasons only) Each circle works together to draw an image, each with its own size and rotation. With the correct settings, pretty much any image can be drawn! P - Pause H - Hide circles A - Add circles S - Subtract circles To tweak a circle's settings, just hover over it and press the key corresponding to the action you'd like to perform. Q - Rotate left W - Rotate right G - Grow T - Shrink (truncate) F - Faster D - Slower (Dumben)
Inspired by THIS video by 3blue1brown on a Fourier series: https://youtu.be/r6sGWTCMz2k