It's the farthest thing from discoverable, but Google's weather app has a play/pause button for animating current conditions ...

The 486 that [someyob] is restoring had the Turbo button, but sadly there was just ... so the display can show some slick animations as it switches between 33 and 66 Mhz. In the GitHub repository ...

A Format Background pane will open on the left click the Color button to choose a color. Move the rectangle from the edge of the letter. Now we are going to add some animation. An Animation pane ...